500 Quadratic Equations Questions PDF

In the given questions, two equations I and II are given. You have to solve both the equations to establish the correct relation between x and y and choose the correct option. (a) x > y (b) x < y (c) x = y or the relationship cannot be established (d) x ≥ y (e) x ≤ y 1) I. x³/4/162 = x-1/4/9...

In the given questions, two equations I and II are given. You have to solve both the equations to establish the correct relation between x and y and choose the correct option. (a) x > y (b) x < y (c) x = y or the relationship cannot be established (d) x ≥ y (e) x ≤ y 1) I. x³/4/162 = x-1/4/9 II. y² = 1/7 of 2268 2) I. (49x²)1/2 – 133 = 0 II. (324𝑦2)1/2 – 126 = 0 3) I. x³/2 – 9/x1/2 = 0 II. y² – 7y + 12 = 0 4) I. 3x² + 17x + 10 = 0 II. 10y² +9y + 2 = 0 5) I. x2 - 17√𝟓x + 360 = 0 II. y² - 21√𝟓y + 550 = 0 6) I. x2 + 3√𝟐 x – 80 = 0 II. y 2 – 5√𝟐 y – 100 = 0 7) I. x2 - 17√𝟑x + 216 = 0 II. y 2 - 15√𝟑y + 168 = 0 8) I. 3x² + 6x – 14 = -5 II. y² + 13y + 20 = -16 9) I. 3x² + 5x – 22 = 0 II. -14/y = 5y + 17 10) I. (y – 30)2 = 729 II. (x + 19)2 = 225 11) I. (25x²)1/2 – 105 = 0 II. 361/2y – 114 = 0 12) I. x² – 4x – 32 = 0 II. y² -16y + 64 = 0 13) I. 3x² -15x + 18 = 0 II. y² – y – 6 = 0 14) I. x2 - 4√𝟓x + 15 = 0 II. y² - 6√𝟓y + 40 = 0 15) I. x2 - 11√𝟑x + 84 = 0 II. y2 - 13√𝟔y + 252 = 0 16) I. x² + 5x – 14 = 0 II. y² – 7y + 10 = 0 17) I. 4x² + 4x – 15 = 0 II. y² + 13y + 36 = 0 18) I. x2 – 4√𝟑x – 36 = 0 II. y 2 – 5√𝟐y – 72 = 0 19) I. 5x² – 27x + 36 = 0 II. 3y² + 7y – 6 = 0 20) I. x2 - 17√𝟓x + 360 = 0 II. y² - 15y + 56 = 0 21) I. 28x² - 41x +15 = 0 II. 35y²- 43y +12= 0 22) I. 2x² -26x +80 = 0 II. 2y²-38y + 176 = 0 23) I. 7x – 9y +51 = 0 II. 13y -11x -63 = 0 24) I. 7x2 + √𝟕x – 20 = 0 II. 7y2 – 10√𝟕y + 21 = 0 25) I. x2 - 9√𝟕x + 140 = 0 II. y 2 - 7√𝟑y + 36 = 0 26) I. x² +13x +42 = 0 II. y² +12y +36 = 0 27) I. x² +2x -143 = 0 II. 2y² +4y -286 = 0 28) I. x2 - 3√𝟏𝟕x + 34 = 0 II. y² - 3√𝟏𝟑y + 26 = 0 29) I. 19x +17y = 220 II. 17x +19y = 212 30) I. x2 - 34√𝟓x + 1440 = 0 II. y² - 29√𝟑y + 624 = 0 31) I. x²-15x +50 = 0 II. y² +25y +150 = 0 32) I. 40x²-67x +28 = 0 II. y = (512/1000)1/3 33) I. 2x²-13x +20 = 0 II. 2y²-21y +54 = 0 34) I. 11y – 12x = 21 II. 15x -9y = 45 35) I. 280/x² + 4 = 68/x II. 84/y² +3 = 33/y 36) I. x2 - 19√𝟑x + 252 = 0 II. y² - 20√𝟖y + 792 = 0 37) I. 2x²-3x -9 = 0 II. y²-29y +54 = 0 38) I. 3x²-6x +12 = 7x II. 4y² –y -12 = y 39) I. 6x²-5x -4 = 0 II. 4y²-16y +15 = 0 40) I. 14x2 - 5√𝟏𝟓x - 90 = 0 II. 6y 2 + √𝟐𝟏 y - 21 = 0 41) I. x² – 1200 = 244 II. y + 122 = 159 42) I. 14x – 25 = 59 – 7x II. √ (𝑦 + 222) - √36 = √81 43) I. 144x² – 16 = 9 II. 12y + √4 = √49 44) I. x² – 9x + 20 =0 II. y² – 13y + 42 =0 45) I. √𝑥/5 + 3√𝑥/10 = 1/√𝑥 II. 10/√𝑦 -2/√𝑦 = 4√𝑦 46) I. x2 - (√2 + √5) x + √10 = 0 II. y² - 2√𝟓y + 5 = 0 47) I. 3x² + 29x + 56 =0 II. 2y² + 15y + 25 =0 48) I. 3x² + 23x + 44 =0 II. 3y² + 20y + 33 =0 49) I. 4x² – 29x + 45 =0 II. 3y² – 19y + 28 =0 50) I. x2 + (1 - √2) √3x - 3√2 = 0 II. y² - 3y - 18 = 0 51) I. 9x² – 37x + 30 =0 II. 3y² – 19y + 30 =0 52) I. 2x² – 17x + 36 =0 II. 5y² – 33y + 40 =0 53) I. 12x² – 23x + 11 =0 II. 21y² – 20y + 4 =0 54) I. x² + 12x + 35 =0 II. 7y² + 32y + 16 =0 55) I. 25x² + 20x + 3 =0 II. 4y² + 11y + 6 =0 56) I. X2 - 9√𝟑x + 60 = 0 II. y 2 = 5√𝟑y 57) I. 3x² – 17x + 24 =0 II. 4y² – 15y + 14 =0 58) I. 2x² + 11x + 14 =0 II. 2y² + 17y + 33 =0 59) I. 3x² + 13x + 12 =0 II. 2y² + 15y + 27 =0 60) I. x2 - 4√𝟕x + 21 = 0 II. y² - 6√𝟕y + 56 = 0 61) I. 3x² – 22x + 40 =0 II. 5y² – 21y + 16 =0 62) I. 25x² + 35x + 12 =0 II. 10y² +9y + 2 =0 63) I. 12x² + 7x + 1 =0 II. 6y² + 5y + 1 =0 64) I. 3x² – 13x – 10 =0 II. 3y² + 10y – 8 =0 65) I. x² = 144 II. y² – 24y + 144 =0 66) I. 2x² – 9x + 10 =0 II. 2y² – 13y + 20 =0 67) I. 2x² + 15x + 27 =0 II. 2y² + 7y + 6 =0 68) I. 3x² – 13x + 12 =0 II. 3y² – 13y + 14 =0 69) I. 5x² + 8x + 3 =0 II. 3y² + 7y + 4 =0 70) I. x2 - 3√𝟕x + 14 = 0 II. y² - √𝟕y = 0 71) I. x² + x – 20 =0 II. y² – y – 30 =0 72) I. x² – 365 = 364 II. y - √324 = √81 73) I. 4/√𝑥+ 7/√𝑥 = √𝑥 II. y² – (11)5/2/√𝑦=0 74) I. 225x² – 4 =0 II. √225𝑦2 + 2 =0 75) I. 3x² – 19x + 28 =0 II. 5y² – 18y + 16 =0 76) I. x² – 11x + 30 =0 II. 2y² – 12y + 10 =0 77) I. 15x² + 8x + 1 =0 II. 3y² + 14y + 8 =0 78) I. 4x² – 17x + 18 =0 II. 2y² – 21y + 40 =0 79) I. x2 - √𝟕x - 14 = 0 II. y² - 7√𝟕y + 84 = 0 80) I. x2 - 3√𝟔x + 12 = 0 II. y² - 6√𝟐y + 16 = 0 81) I. √𝑥 -√6/√𝑥 = 0 II. y³- (6)3/2 = 0 82) I. 3x – 2y = 10 II. 5x – 6y = 6 83) I. x² + x – 12 =0 II. y² – 5y + 6 =0 84) I. x² + 9x + 18 =0 II. y² – 13y + 40 =0 85) I. √ (𝑥 + 6) = √121 - √36 II. y² + 112 = 473 86) I. x² – 9x + 18 =0 II. 5y² – 22y + 24 =0 87) I. 6x² + 11x + 5 =0 II. 2y² + 5y + 3 =0 88) I. x² + 10x + 24 =0 II. y² – √625 =0 89) I. 10x² + 11x + 1 =0 II. 15y² + 8y + 1 =0 90) I. x2 - 6√𝟑x + 24 = 0 II. y² - 9√𝟑y + 60 = 0 91) I. 3x² – 22x + 7 =0 II. y² – 15y + 56 =0 92) I. 2x² – 17x + 36 =0 II. 2y² – 19y + 44 =0 93) I. x - √169 =0 II. y² – 169 =0 94) I. 3x² + 20x + 25 =0 II. 3y² + 14y + 8 =0 95) I. 3x² + 5x + 2 =0 II. 3y² + 18y + 24 =0 96) I. 4x² – 15x + 14 =0 II. 6y² – 10y + 4 =0 97) I. 3x² + 10x + 3 =0 II. 2y² + 15y + 27 =0 98) I. 16x² – 14x + 3 =0 II. 6y² – 19y + 15 =0 99) I. 15x² + 26x + 8 =0 II. 25y² + 15y + 2 =0 100) I. x2 - 4√𝟑x + 9 = 0 II. y² - 7√𝟑y + 36 = 0 101) I. 5x² – 7x – 6 =0 II. 5y² + 23y + 12 =0 102) I. 2x² – 9x + 4 =0 II. 2y² + 7y – 4 =0 103) I. 2x² + 17x + 30 =0 II. 2y² + 13y + 18 =0 104) I. x² + x – 20 =0 II. 2y² + 13y + 15 =0 105) I. 3x² + 16x + 20 =0 II. 3y² + 8y + 4 =0 106) I. 3x² + 28x + 60 =0 II. 2y² – 3y – 20 =0 107) I. 4x² – x – 14 =0 II. 2y² – 13y + 20 =0 108) I. x² – 5x – 50 =0 II. y² – 9y – 36 =0 109) I. 6x² – 19x + 10 =0 II. 3y² + 7y – 6 =0 110) I. x2 - 3√𝟐x - 8 = 0 II. y² + 5√𝟐y + 8 = 0 111) I. 4x + 7y = 42 II. 3x – 11y = -1 112) I. 9x² – 29x + 22 =0 II. y² – 7y + 12 =0 113) I. 3x² – 4x – 32 =0 II. 2y² – 17y + 36 =0 114) I. 3x² – 19x – 14 =0 II. 2y² + 5y + 3 =0 115) I. x² + 14x + 49 =0 II. y² + 9y =0 116) I. x² + 42 = 13x II. y = √36 117) I. x² + x – 2 =0 II. y² + 7y + 12 =0 118) I. 3x² – 23x + 40 =0 II. 2y² – 23y + 66 =0 119) I. 15x² – 46x + 35 =0 II. 4y² – 15y + 14 =0 120) I. x2 - 3√𝟔x + 12 = 0 II. y² - 4√𝟓y + 15 = 0 121) I. x = (1444)1/2 II. y = (50653)1/3 122) I. x² – 3x – 18 = 0 II. y² +11y +18 = 0 123) I. 2x +7y = 0 II. 8x + 14y = 12 124) I. x2 - 11√𝟑x + 72 = 0 II. y² - 4√𝟓y + 15 = 0 125) I. 2x² + 11x + 14 = 0 II. 4y² +12y +9 = 0 126) I. x² – 4 = 0 II. y² + 6y + 9 = 0 127) I. x² – 7x + 12 = 0 II. y² + y -12 = 0 128) I. x² = 729 II. y = (529)1/2 129) I. x4 – 227 = 398 II. y² + 321 = 346 130) I. x2 - 2√𝟑x + 3 = 0 II. y² - 3 = 0 131) I. x²-11x + 24 = 0 II. y²-14y + 45 = 0 132) I. 2x² – 4x +2 = 0 II. 2y² – y -1 = 0 133) I. 2x² +21x + 10= 0 II. 3y² + 13y +14 = 0 134) I. x² + x -12 = 0 II. y² + 2y – 8 = 0 135) I. 4x² – 13x + 9 = 0 II. 3y²-14y +16 = 0 136) I. 8x² +18x +9 = 0 II. 4y² + 19y +21 = 0 137) I. x² – 14x + 48 = 0 II. y² + 6 = 5y 138) I. x² + 9x + 20 = 0 II. y² + 7y + 12 = 0 139) I. x² = 529 II. y = (529)1/2 140) I. x2 - √𝟕x - 14 = 0 II. y² + √𝟕y - 14 = 0 141) I. x²-x-6 = 0 II. y² = 4 142) I. x² – 11x +30= 0 II. y²-9y +20 = 0 143) I. x² + 18x +77= 0 II. y² +13y +42 = 0 144) I. x³ +2744 = 0 II. 2y²-392 = 0 145) I. 3x²- x - 4 = 0 II. 3y² +16y +13 = 0 146) I. x³ – 3375 = 0 II. 3y²- 675 = 0 147) I. x² + 15x - 126 = 0 II. y² +13y +42 = 0 148) I. x²-23x + 132= 0 II. 3y² + 16y +21 = 0 149) I. x² + 25x + 156 = 0 II. y² + 18y + 77 = 0 150) I. x2 - (√3 + √5) x + √15 = 0 II. y² - (√3 - √2) y - √6 = 0 151) I. x² +5x = 0 II. y² +12y + 35 = 0 152) I. 2x² +20x +32 = 0 II. y² –15y +56 = 0 153) I. 3x²-7x + 4= 0 II. y² + 30y +81 = 0 154) I. x²-28x + 171 = 0 II. y²- 22y +57 = 0 155) I. x² – 14x + 45 = 0 II. y² +8y +12 = 0 156) I. 6x²-19x +15 = 0 II. 10y²- 29y +21 = 0 157) I. 12x² + 11x - 56 = 0 II. 4y²- 15y+ 14 = 0 158) I. 3x² + 13x + 12 = 0 II. y² + 9y + 20 = 0 159) I.8x²-15x +7= 0 II. 2y²-7y + 6 =0 160) I. x2 - √𝟐x - 4 = 0 II. y² + 5√𝟐y + 12 = 0 161) I. 4x + 7y = 42 II. 3x – 11y = -1 162) I. 9x² – 29x + 22 =0 II. y² – 7y + 12 =0 163) I. 3x² – 4x – 32 =0 II. 2y² – 17y + 36 =0 164) I. 3x² – 19x – 14 =0 II. 2y² + 5y + 3 =0 165) I. x² + 14x + 49 =0 II. y² + 9y =0 166) I. 5x² – 87x + 378 =0 II. 3y² – 49y + 200 =0 167) I. 10x² – x – 24 =0 II. y² – 2y =0 168) I. x² – 5x + 6 =0 II. 2y² – 15y + 27 =0 169) I. 3x + 2y = 301 II. 7x – 5y = 74 170) I. x2 - √𝟓x - 10 = 0 II. y² - 5√𝟓y + 30 = 0 171) I. 9x² + 45x + 26 =0 II. 7y² – 59y – 36 =0 172) I. 8x – 3y = 85 II. 4x – 5y = 67 173) I. x - √2401 =0 II. y² – 2401 =0 174) I. 2x² + 13x + 21 =0 II. 3y² + 34y + 63 =0 175) I. 12x² + 22x + 8 =0 II. 4y² – y – 3 =0 176) I. x² + 3x – 40 =0 II. y² – 14y + 48 =0 177) I. x² + x – 2 =0 II. y² + 5y + 6 =0 178) I. 2x² + 13x + 21 =0 II. 2y² + 27y + 88 =0 179) I. x² + 11x + 30 =0 II. y² + 12y + 36 =0 180) I. x2 - 5√𝟑x + 18 = 0 II. 4y² - 16√𝟑y + 45 = 0 181) I. 2x²-9x+9 = 0 II. 6y²-11y+4=0 182) I. x² – 9x -10= 0 II. y²-4y -5 = 0 183) I. x² + 7x +10= 0 II. y²-3y -4 = 0 184) I. x³ =1728 II. y² +256 = 400 185) I. 4x +5y = 3 II. (y-4)2 = 0 186) I. x² – 25x +156= 0 II. y² – 21y +108= 0 187) I. 3x + 5y = 18 II. 7x+ 8y = 42 188) I. 2x² +15x + 27= 0 II. 3y² + 25y -18 = 0 189) I. 6x² + 29x + 35 = 0 II. 20y² + 27y + 9 = 0 190) I. x2 - 5√𝟕x + 42 = 0 II. y² - 21y + 110 = 0 191) I. x²-5x +4 = 0 II. y² +3y + 2 = 0 192) I. 6x²-5x +1 = 0 II. 15y² –8y +1 = 0 193) I. x² +5x + 4= 0 II. y² -5y = 14 194) I. x² +9x + 20 = 0 II. y² +4y +3 = 0 195) I. x² – 6x + 8 = 0 II. y² +2y = 8 196) I. 2x² +21x -36 = 0 II. 2y² – 15y +18 = 0 197) I. 12x²-31x +20 = 0 II. 10y²- 29y+ 21 = 0 198) I. x²- 39x + 360 = 0 II. y²-26y + 168 = 0 199) I. 4x²-11x -38= 0 II. 3y²-14y - 69 =0 200) I. x2 - 3√𝟓x + 10 = 0 II. y² - 3√𝟕y + 14 = 0 201) I. 6x2 – 23√𝟑x + 60 = 0 II. 2y2 + 3√𝟑y – 15 = 0 202) I. x² + 12x + 32 =0 II. y² + 17y + 72 =0 203) I. x² + 13x + 42 =0 II. y² + 19y + 90 =0 204) I. x² – 15x + 56 =0 II. y² – 23y + 132 =0 205) I. x² + 7x + 12 =0 II. y² + 6y + 8 =0 206) I. √(289𝑥2) + √25 =0 II. √(676𝑦2) + 10 =0 207) I. 8x² – 78x + 169 =0 II. 20y² – 117y + 169 =0 208) I. √ (𝑥 + 18) = √144 - √49 II. y² + 409 = 473 209) I. x² – 7x + 12 =0 II. y² – 9y + 20 =0 210) I. y² – x² = 32 II. y – x = 2 211) I. x2 - 4√𝟕x + 21 = 0 II. y 2 - 21y + 104 = 0 212) I. 2x² – 13x + 20 =0 II. 2y² – 7y + 6 =0 213) I. x² – 5x + 6 =0 II. y² – 9y + 20 =0 214) I. 4x² – 20x + 21 =0 II. 9y² – 27y + 20 =0 215) I. x² – 14x + 48 =0 II. y² + 6 = 5y 216) I. x² + 9x + 20 =0 II. y² + 7y + 12 =0 217) I. x² = 529 II. y = √529 218) I. x² + 13x = -42 II. y² + 16y + 63 =0 219) I. x² – 8x + 15 =0 II. y² – 3y + 2 =0 220) I. x² – 32x = -112 II. y - √169 =0 221) I. 7x² – 20x + 12 =0 II. 5y² – 17y + 14 =0 222) I. 9x² – 15x – 6 =0 II. 6y² – 10y – 4 =0 223) I. 4x + 10y = 27 II. 6x + 8y = 23 224) I. 2x² – 10x + 12 =0 II. 3y² + 12y + 12 =0 225) I. 5x² – 17x + 6 =0 II. 4y² – 14y + 6 =0 226) I. 13x² – 25x + 12 =0 II. 12y² – 25y + 13 =0 227) I. x² – 15x + 56 =0 II. y² – 9y + 18 =0 228) I. 2x² – 15x + 27 =0 II. 3y² + 14y + 16 =0 229) I. 3x + 5y = 6 II. 7x + 5y = 4 230) I. x² = 169 II. y² – 27y + 182 =0 231) I. 5x² – x – 18 =0 II. 4y² – 17y – 15 =0 232) I. 38x² + 15x – 2 =0 II. 22y² + 17y + 3 =0 233) I. x² – 9x + 20 =0 II. 2y² – 15y + 28 =0 234) I. 2x + 5y = 32 II. 5x – 9y = -6 235) I. 7x² – 25x + 22 =0 II. y² – 6y + 9 =0 236) I. 2x² – 13x + 21 =0 II. y² – 5y + 6 =0 237) I. 6x – 5y = 70 II. 2x – 7y = -30 238) I. x - √3721 =0 II. y²- 3721 =0 239) I. 2x² – 15x + 22 =0 II. 4y² + 19y + 21 =0 240) I. 8x² + 22x + 15 =0 II. 14y² – 17y + 5 =0 241) I. x²-19x +88= 0 II. y²-12y +35 = 0 242) I. x²-11x +24 = 0 II. y²-16y +63 = 0 243) I. 2x²-24x +70 = 0 II. y²-20y +91 = 0 244) I. x³ = 73 - 127 II. y = 182- 315 245) I. 3x +5y = 76 II. x +3y = 36 246) I. 2x²-12x +16 = 0 II. y²-7y +12 = 0 247) I. x² +7x +12 = 0 II. y²-2y -15 = 0 248) I. 2x²-10x +12 = 0 II. 2y²-19y +35 = 0 249) I. x²-6x -16 = 0 II. y² +5y +6 = 0 250) I. x²-x -20 = 0 II. y²-3y +2 = 0 251. I. x² – 13x + 40 = 0 II. y² + 24y + 135 = 252. I. x² + 5x -36 = 0 II. y² – 15y – 54 = 0 253. I. x² – 10x + 21 = 0 II. y² - 36y – 37 = 0 254. I. x² +x -30 = 0 II. y² - 35y – 294 = 255. I. x² - 10x + 25 = 0 II. y² - 35y + 300 = 256. I. x² – 19x + 78 = 0 II. y² + 6y – 315 = 257. I. x² + 6x - 216 = 0 II. y² - 17y +30 = 0 258. I. x² – 27x + 180 = 0 II. y² -16y + 60 = 259. I. x² – 16x + 60 = 0 II. y² + 17y – 138 = 260. I. x² - (5+7√𝟐)x + 35√𝟐 = 0 II. y² -(7+5√𝟐)y + 35√𝟐 = 0 261. I. x² – 11x + 30 = 0 II. y² -10y + 24 = 0 262. I. x² – 30x + 125 = 0 II. y² -y – 6 = 0 263. I. x² – 19x - 92 = 0 II. y² + 2y – 168 = 0 264. I. x² – 21x + 54 = 0 II. y² – 35y +276 = 0 265. I. x² - (3+7√𝟐)x + 21√𝟐 = 0 II. y² -(7+5√𝟐)y + 35√𝟐 = 0 266. I. x² – 14x + 45 = 0 II. y² - 35y -304 = 0 267. I. x² - 2x – 63 = 0 II. y² - 3y + 270 = 0 268. I. x² + 6x – 72 = 0 II. y² +9y -22 = 0 269. I. x² – 32x + 135 = 0 II. y² + 6y – 7 = 0 270. I. x² - (4+9√𝟐)x + 36√𝟐 = 0 II. y² -(4+5√𝟐)y + 20√𝟐 = 0 271. I. x² +6x – 91 = 0 II. y² + 8y - 209 = 0 272. I. x² +8x - 209 = 0 II. y² -13y – 30 = 0 273. I. x² – 2x -143 = 0 II. y² – 19y + 78 = 0 274. I. x² – 21x + 110 = 0 II. y² + 5y – 266 = 0 275. I. x² - (14+7√𝟓)x + 98√𝟓 = 0 II. y² -(17+5√𝟓)y + 85√𝟓 = 0 276. I. x² – 1x -240 = 0 II. y² - 16y + 60 = 0 277. I. x² – 3x - 238 = 0 II. y² – 12y + 35 = 0 278. I. x² – 9x - 252 = 0 II. y² +2y -143 = 0 279. I. x² -1x – 72 = 0 II. y² + 5y – 36 = 0 280. I. x² - (6+31√𝟒)x + 186√𝟒 = 0 II. y² -(2+3√𝟐)y + 6√𝟐 = 0 281. I. x² – 19x -66 = 0 II. y² – 15y + 56 = 0 282. I. x² – 20x + 91 = 0 II. y² – 4y - 60 = 0 283. I. x² + 7x - 120 = 0 II. y² - 17y + 60 = 0 284. I. x² - 34x + 225 = 0 II. y² – 10y - 56 = 0 285. I. x² - (2+7√𝟐)x + 14√𝟐 = 0 II. y² -(2+3√𝟐)y + 6√𝟐 = 0 286. I. x² +4x -12 = 0 II. y² -20y + 36 = 0 287. I. x² – 7x + 12 = 0 II. y² + 19y – 20 = 0 288. I. x² – 25 = 0 II. y² – 12y - 85 = 0 289. I. x² – 17x + 70 = 0 II. y² +8y -105 = 0 290. I. x² - (9+11√𝟐)x + 99√𝟐 = 0 II. y² -(4+6√𝟐)y + 24√𝟐 = 0 291. I. x² – 25x + 156 = 0 II. y² – 121 = 0 292. I. x² – 28x + 187 = 0 II. y² -22y +117 = 0 293. I. x² – 9x -190 = 0 II. y² -8y -105 = 0 294. I. x² – 26x + 105 = 0 II. y² – 12y - 85 = 0 295. I. x² - (5+5√𝟓)x + 25√𝟓 = 0 II. y² -(6+6√𝟔)y + 36√𝟔 = 0 296. I. x² – 77x + 1440 = 0 II. y² -20y – 21 = 0 297. I. x² – 4x - 285 = 0 II. y² -13y – 230 = 0 298. I. x² – 29x + 210 = 0 II. y² – 17y - 200 = 0 299. I. x² – 30x +221 = 0 II. y² – 21y -162 = 0 300. I. x² - (11+5√𝟓)x + 55√𝟓 = 0 II. y² -(15+7√𝟓)y + 105√𝟓 = 0 301. I. x² – 9x + 20 = 0 II. y² – 11y -42 = 0 302. I. x² + 3x - 54 = 0 II. y² - 14y - 32 = 0 303. I. x² – 16x + 39 = 0 II. y² + y - 342 = 0 304. I. x² - 25x -350 = 0 II. y² +16y -80 = 0 305. I. x² - (10+2√𝟑)x + 30√𝟑 = 0 II. y² -(10+5√𝟑)y + 20√𝟑 = 0 306. I. x² + 5x -126 = 0 II. y² + 15y – 154 = 0 307. I. 20x² + 26x – 13.60 = 0 II. 20y² – 40y +15 = 0 308. I. 32x² + 16x – 30 =0 II. 12y² + 87y + 90 =0 309. I. 12x² – 5x – 3 =0 II. 8y² – 22y + 12 =0 310. I. x² - (1+4√𝟔)x + 4√𝟔 = 0 II. y² -(11+11√𝟑)y +121√𝟑 = 0 311. I. 9x² + 30x – 24 =0 II. 12y² – 78y + 36 =0 312. I. 10x² – 36x – 16 =0 II. y² + 5.5y + 6 =0 313. I. 24x² + 18x + 3 =0 II. 15y² + 24y – 12 =0 314. I. 10x² – 14x – 12 =0 II. 6y² – 4y – 16 =0 315. I. x² - (1+√𝟐)x + √𝟐 = 0 II. y² -(1+√𝟑)y + √𝟑 = 0 316. I. 12x² + 9x – 7.5 =0 II. 5y² + 17.5y – 10 =0 317. I. 6.5x2 – 33x + 40.5 =0 II. y 2 - y - 30 =0 318. I. x = √484 II. y² – 29y + 210 =0 319. I. 2x² + x – 1 =0 II. y² – 25y + 100 =0 320. I. x = √289 II. 6y² – 27y – 168 =0 321. I. 12x² – 22.5x + 10.5 =0 II. 4y² – 14y + 12 =0 322. I. 3x² – 9.5x + 7.5 =0 II. 20y² – 58y + 42 =0 323. I. 5x² – 29x + 36 =0 II. 30y² – 9y – 81 =0 324. I. 21x + 12y = 9 II. 15x + 9y = 9 325. I. 210x² + 100x + 10 =0 II. 500y² – 2600y + 2100 =0 326. I. x² - {(676)1/2+2√𝟐}x + 52√𝟐 = 0 II. y² -{(441)1/2+5√𝟐}y + 105√𝟐 = 0 327. I. 6x² – 49x + 99 =0 II. 2y² – 17y + 36 =0 328. I. 3x² – 57x + 264 = 0 II. 2y² + 20y – 238 = 0 329. I. 10x² – 39x + 27 = 0 II. 2y² – 23y + 60 = 0 330. I. 3x² - (9+15√𝟐)x + 45√𝟐 = 0 II. 2y² -(4+8√𝟐)y + 16√𝟐 = 0 331. I. 6x² – 38x + 40 = 0 II. 18y² + 28y – 16= 0 𝟐 𝟐 332. I. √𝟐𝟓x² – 17x + 14 = 0 II. √𝟏𝟎𝟎y² – 24y + 14 = 0 333. I. 2x² – 18x + 28 = 4 – 4x II. 5y² + 25y – 70 = 0 334. I. 5x² – 25x + 55 = 20x – 15 II. y² – y – 20 = 0 335. I. 3x² - (21+6√𝟐)x + 42√𝟐 = 0 II. 4y² -(12+20√𝟐)y + 60√𝟐 = 0 𝟐 𝟐 336. I. √𝟐𝟓x² – 29x + 38 = 0 II. √𝟑𝟔y² – 10y + 4 = 0 337. I. 39x² – 34x + 7 = 0 II. 33y² – 43y + 14 = 0 𝟐 𝟐 338. I. √𝟒x² – 21x + 49 = 0 II. √𝟏𝟐𝟗𝟔y² – 3y – 3 = 0 339. I. 18x² – 43x + 17 = 0 II. 4y² – 35y + 54 = 0 340. I. 4x² - (4+16√𝟐)x + 16√𝟐 = 0 II. 5y² -(15+5√𝟐)y + 15√𝟐 = 0 341. I. 100x² + 110x + 28 = 0 II. 25y² – 70y + 40 = 0 342. I. 18x² – 33x + 14 = 0 II. 27y² – 12y + 1 = 0 343. I. 3x² – 3x + 54 = 24x – 6 II. y² + 4y – 21 = 0 𝟐 𝟐 𝟐 𝟐 𝟐 𝟐 344. I. √𝟐𝟓x² – √𝟐𝟖𝟗x + √𝟏𝟗𝟔 = 0 II. √𝟒y² – √𝟑𝟔y + √𝟏𝟔 = 0  𝟐 𝟐 𝟐 𝟐 𝟐 345. I. √𝟒x² – √𝟏𝟐𝟏x + √𝟏𝟗𝟔 = 0 II. √𝟗y² – √𝟕𝟖𝟒y + 57 = 0 346. I. 54x²– 30x + 4 = 0 II. 3y² – 108 = 0 347. I. 7x² + 12x – 4 = 0 II. 10y² – 13y + 3 = 0 348. I. x² – 8x + 15 = 0 II. y² + 7y – 18 = 0 349. I. 2x² – 28x + 90 = 0 II. 5y² + 35y – 300 = 0 350. I. 2x² - (4+12√𝟓)x + 24√𝟓 = 0 II. 6y² -(12+5√𝟓)y + 10√𝟓 = 0 351. I. 10x² – 135x + 425 = 0 II. y² – 19y + 90 = 0 352. I. 6x² – 34x + 40 = 0 II. 9y² + 57y – 120 = 0 𝐱² 𝐲² 353. I. – 5x + 14 = x – 3.5 II. + 3.5y – 9 = 0 𝟐 𝟐 𝟕𝐱² 𝟑𝟗 354. I. – x + 27 = 0 II. 4y² – 34y + 72 = 0 𝟐 𝟐 𝟏𝟏 355. I. 2x² – x+3=0 II. y² – 8y + 15 = 0 𝟐 𝐱² 356. I. – 2x + 1.5 = x – 2.5 II. y² + 4y – 5 = 0 𝟐 𝟑𝐱² 𝟏𝟑 357. I. – x+7=0 II. 4y² – 30y + 54 = 0 𝟐 𝟐 𝟓𝟔 358. I. x – 15 + =0 II. y² + 3y – 54 = 0 𝐱 𝟏𝟒 359. I. 4x – 15 + =0 II. y² – 8y + 15 = 0 𝐱 𝟏𝟒 360. I. 12x + 29 + =0 II. 9y² – 44y + 32 = 0 𝐱 𝟑 361. I. 32x² – 30x + 7 = 0 II. 6y + 17 – = 0 𝐲 𝟐 362. I. 25x – 51 + = 0 II. y² – 9y + 18 = 0 𝐱  𝟕𝟖 363. I. x² – 19x + 84 = 0 II. y + 7 – =0 𝐲 𝟏𝟖 364. I. 5x – 19 + =0 II. 2y² – 11y + 15 = 0 𝐱 𝟐𝟏 365. I. 7x² – 16x + 4 = 0 II. 2y – 13 + =0 𝐲 366. I. x² - (25+5√𝟑)x + 125√𝟑 = 0 II. y² -(5+25√𝟑)y + 125√𝟑 = 0 367. I. 2.5x² + 22x – 96 = 0 II. 3y² – 25.5y + 54 = 0 368. I. 3x² – 11x + 10 = 0 II. y² – 12y + 27 = 0 369. I. 2x² – 17x = 9 II. 4y² + 8y = -3 370. I. 3x² - (30+21√𝟐)x + 210√𝟐 = 0 II. 13y² -(52+3√𝟐)y + 12√𝟐 = 0 371. I. 2x² = 23x - 66 II. 3y² = 13y + 10 372. I. x² = 27x - 162 II. y² + 19y = 216 373. I. x² – 39x + 90 = - 270 II. y² + 5y – 104 = 100 374. I. x² – 11x + 25 = 11x - 80 II. 3y² + 42y – 153 = 0 375. I. x² - (5+8√𝟐)x + 40√𝟐 = 0 II. y² -(40+√𝟐)y + 40√𝟐 = 0 376. I. x² + 1.5x – 17.5 = 0 II. 6y² + 15y – 156 = 0 377. I. 4x + 3x = 21 II. 3y + 34 = 20y 378. I. 40x² – 155x + 150 = 0 II. 7y² – 56y + 105 = 0 379. I. x² = 23x - 126 II. y² + 5y = 104 380. I. I. x² - (3- 2√𝟐)x - 6√𝟐 = 0 II. y² - (11+2√𝟐)y + 22√𝟐 = 0 381. I. x² – 11x + 10 = 10x - 58 II. y² + 10y – 19 = -(6y - 38) 382. I. 2x² – 26x + 80 = 0 II. y² + 8y – 33 = 0 383. I. 3x² – 63x + 324 = 0 II. 1.5y² + 10.5y – 216 = 0 384. I. x² - (13- 2√𝟐)x = -26√𝟐 II. y² + 12√𝟐 = (3+4√𝟐)y 𝟐𝟐 𝟏𝟏𝟐 𝟐𝟕 𝟗𝟎 385. I. 1 – + =0 II. 2 – + =0 𝐱 𝐱² 𝐲 𝐲² 𝟏𝟎 𝟐𝟒 𝟏𝟔 𝟓𝟕 386. I. 1 – + =0 II. 1 + – =0 𝐱 𝐱² 𝐲 𝐲² 𝟐𝟕 𝟏𝟓𝟐 𝟏𝟒 𝟏𝟒𝟕 387. I. 1 – + =0 II. 1 + – =0 𝐱 𝐱² 𝐲² 𝐲² 𝟏 𝟏𝟕 𝟔𝟔 𝟏 𝟔 𝟕𝟐 388. I. – + =0 II. + – =0 𝐱 𝐱² 𝐱𝟑 𝐲 𝐲² 𝐲𝟑 𝟏 𝟏𝟐 𝟐𝟕 389. I. – + =0 II. y² – 9y – 22 = 0 𝐱 𝐱² 𝐱𝟑 390. I. 431x² –9913x + 56030 = 0 II. 27y² + 162y –3024 = 0 391. I. x² – 22x + 112 = 0 II. y² + 9y – 90 = 0 392. I. x² – 18x + 80 = 0 II. y² + 10y – 75 = 0 393. I. x² – 7x + 12 = 0 II. y² + 6y – 16 = 0 394. I. x² – 13x + 36 = 0 II. y² + 9y – 52 = 0 395. I. I. x² - (31- 2√𝟑)x - 62√𝟑 = 0 II. y² - (21+2√𝟐)y + 42√𝟐 = 0 396. I. x² – 22x + 57 = 0 II. y² + 23y – 78 = 0 397. I. x² + 7x + 12 = 0 II. y² – y – 20 = 0 398. I. x² – 13x + 40 = 0 II. y² + 5y – 24 = 0 399. I. x² – 12x + 27 = 0 II. y² + 9y – 22 = 0 400. I. 2x² - (41+2√𝟗)x + 41√𝟗 = 0 II. y² -(42+2√𝟗)y + 84√𝟗 = 0 401. I. x² – 23x + 130 = 0 II. y² – 3y – 70 = 0 402. I. x² + 22x + 105 = 0 II. y² – 6y – 91 = 0 403. I. x² – 17x + 60 = 0 II. y² + 11y – 80 = 0 404. I. x² + 7x – 60 = 0 II. y² – 17y + 66 = 0 405. I. 2x² - (2- 2√𝟐)x - 2√𝟐 = 0 II.3 y² - (3+3√𝟐)y + 3√𝟐 = 0 406. I. 2x² – 36x + 130 = 0 II. 3y² + 39y – 204 = 0 407. I. 5x2+ 110x + 560 = 0 II. 2y 2+ 62y + 468 = 0 408. I. 2x2 - 34x + 132 = 0 II. 2y 2 - 38y + 176 = 0 409. I. x² - (0.4+2.2√𝟑)x + 0.88√𝟑 = 0 II. y² -(0.4+ 0.5√𝟑)y + 2√𝟑 = 0 410. I. 2x = 284 – 376 II. Y = 8 3–73 - 160 411. I. 9x2 - 171x + 630 = 0 II. 3y 2 -54y + 243 = 0 412. I. 6x + 10y = 136 II. 4x + 2y = 58 413. I. x2 – 16x + 63 = 0 II. y 2 – 2y – 35 = 0 414. I. 4.5x2 – 24x + 24 =0 II. 10y 2 – 54y + 56 = 0 𝐱𝟐 𝐲𝟐 415. I. – 12.5x + 78 =0 II. + 3y – 93.5 = 0 𝟐 𝟐 𝐱𝟐 𝐲𝟐 416. I. – 3.5x + 5 =0 II. – 6y + 18 = 0 𝟐 𝟐 𝟏𝟓 𝟐 417. I. 28 + + =0 II. 18y2 – 18y + 4 = 0 𝒙 𝐱𝟐 𝟑𝐲 418. I. 6x2 – 7.5x – 9 = 0 II. 3y 2 = 4 + 𝟑 𝐱𝟐 419. I. + 13.5x + 90 = 0 II. 5y 2 – 25y – 420 = 0 𝟐 420. I. x² - (14+9√𝟓)x + 126√𝟓 = 0 II. y² -(14+ 5√𝟓)y + 70√𝟓 = 0 421. I. 1.6x2 – 3.6x + 2 = 0 II. 0.6y 2 – 0.3y – 3 = 0 422. I. 4x2 + 35= 2x2 + 17x II. 2y 2 = 50 423. I. 2x(x + 12) = x + 12 II. 111y = 37 424. I. (𝑥)1/2 – 1 = 3 II. 2(𝑦 – 1) = 20 𝑦 – 20 425. I. x2 – 64 = 0 II. Y 3 = -343 426. I. x² - (2.4+0.2√𝟑)x + 0.48√𝟑 = 0 II. y² -(3.4+1.5√𝟐)y + 5.1√𝟐 = 0 427. I. 2x2 – 28x + 140 = 4x + 14 II. y 2 = 49 428. I. x² – 87x – 270 = 0 II. 7y² – 11y – 18 = 0 429. I. 10x2 + 13x – 77 = 0 II. y2 + 18y - 63 = 0 430. I. 0.1x2 + 1.2x + 3.5 = 0 II. 0.2y 2 + 1.8y + 4 = 0 431. I. x2 – 19x + 88 = 0 II. 3y 2 – 36y + 105 = 0 432. I. 0.1x2 – 1.1x + 2.4 = 0 II. 0.5y 2 – 8y + 31.5 = 0 433. I. 3x2 – 36x + 105 = 0 II. y 2 – 20y + 91 = 0 434. I. x3 = 73 – 137 II. Y 2 = 180 - 36 435. I. x² - 14x + 74 = 26 II. 2y² - 13y + 21 = 0 436. I. (x − 4)(x + 8) = 64 II. y² −17y + 72 = 0 437. I. 3x² - (3- 9√𝟐)x - 9√𝟐 = 0 II. 4y² - (44+2√𝟐)y + 22√𝟐 = 0 438. I. x2 + 7x – 120 = 0 II. y 2 – 26y + 153 = 0 439. I. 2x2 – 52x + 320 = 0 II. 3y 2 – 105y + 912 = 0 440. I. x² - (2+8√𝟐)x + 16√𝟐 = 0 II. y² -(4+15√𝟐)y + 60√𝟐 = 0 441. I. 2x2 – 46x + 252 = 0 II. 0.1y 2 – 2.7y + 18 = 0 442. I. 3x2 + 6x – 189 = 0 II. 2y 2 – 50y + 252 = 0 443. I. 10x2 – 20x – 350 = 0 II. 2y 2 + 30y + 112 = 0 444. I. 15x + 9y = 252 II. 6x + 10y = 152 445. I. x² - (12- 2√𝟓)x - 24√𝟓 = 0 II. y² - (21+2√𝟓)y + 42√𝟓 = 0 446. I. 3x2 + 75 = 942 II. 0.1y 2 – 3.8y + 36 = 0 447. I. 3x2 - 81x + 546 = 0 II. y 2 - 15y + 50 = 0 448. I. 168x2 - 26x + 1 = 0 II. (608 - 320)y2 = 2 449. I. 100x2 - 56x + 5 = x2 II. 350y2 - 45y + 2 = 100y2 450. I. x² + 36√𝟐 = (4+9√𝟐)x II. y² + 20√𝟐 = (4+5√𝟐)y 451. I. x = ∛6859 II 2y 2 + 14y - 396 = 0 𝟏 452. I (x)1/2 = 7 II = 2401 𝒚−𝟐 453. I. 17x2 - 85x = 289(x - 5) II 2y + 128/y = 40 454. I. (x)1/2 = 6 II 0.5y 2 + 16y - 72 = 0 455. I. x3 = 343 II. 5y 2 - 5y - 210 = 0 456. I. x2 + 7x - 368 = 0 II. 0.01y2 + 0.52y + 6.72 = 0 457. I. 0.01x2 – 0.30x – 2.59 = 0 II. 2y 2 - 36y - 806 = 0 458. I. 30x2 -22x -112 = 0 II. 5y 2 -40y -240 = 0 459. I. 3x² + 7.5x+ 4.5 = 0 II. 2y² + 18y+ 28 = 0 460. I. 8.8x² – 1.9x + 0.1 = 0 II. 13.2y² - 2.3y + 0.1 = 0 461. I. x² - (53- 2√𝟑)x - 106√𝟐 = 0 II. y² - (61+2√𝟑)y + 122√𝟑 = 0 462. I. 33x² – 121x + 110 = 0 II. 55y² – 187y + 154 = 0 463. I. 2x² – 28x + 90 = 0 II. 5y² + 35y – 300 = 0 464. I. 3x – 27√𝑥 + 60 = 0 II. y – 13√𝑦 + 42 = 0 465. I. 3x2 – (6 + 4√17)x + 8√17 = 0 II. 15y 2 + (9 – 10 √17) y – 6 √17 =0 466. I. x2 – 14√2x + 96 = 0 II. 2y 2 – 23√2y + 132 = 0 467. I. 2x2 – 4√3x - 18 = 0 II. y 2 – 5√3y + 18 = 0 468. I. 0.1x² – 1.3x – 4.8 = 0 II. 5y² – 5y – 360 = 0 469. I. 2x² + 38x + 168 = 0 II. y² – 7y – 98 = 0 470. I. 2x² + 36√𝟐 = x² +(4+9√𝟐)x II. 5y² + 20√𝟐 = (4+5√𝟐)y + 4y² 471. I. 25/√x + 11/√x = 6 II. 5y² - 11 y = -6 472. I. x2 + √1089 = √1849 II. 8𝑦2 + 30y - 27=0 473. I. 8x2 – 6x - 9 = 0 II. 4y² + 23y + 33 = 0 474. I. 43x² - 58x - 56 = 0 II. 36y² - 27y + 5 = 0 475. I. x = √1681 II. Y 3 = 1352 + 7909 476. I. 5x2 – 17x – 12 = 0 II. 9y 2 – 66y + 21 = 0 477. I. x2 – 3x -10 = 0 II. 2y 2 +y – 6 = 0 478. I. √2x2 + 7x + 5√2 = 0 II. 2y 2 – y + 1/8 = 0 479. I. x3 – 1443/2 = 0 II. Y 3 = 5832 480. I. 27x – x2 = 182 II. Y 2 + y – 182 = 0 481. I. √2x + 3√y = 0 II. √3x - √8y = 0 482. I. 4x2 – 3x – 10 = 0 II. 99y 2 + 38 + 3 = 0 483. I. 28x2 -15x = 82 II. 17y 2 - 12y = 44 484. I. x2 + 27x + 152 = 0 II. 22y 2 + 57y = -36 485. I. x2 - 7x = 60 II. 2y 2 + 3y = -90 486. I. x2 – 170x -875 = 0 II. 5y 2 + 45y = -100 487. I. x3 -2197 = 0 II. y 2 + 4 = 580 488. I. (64x2)1/2 – 352 = 0 II. Y3 = 6889 – 240/8 489. I. 5/8 – 5/24 = x/144 II. y 2 - 30y = 1800 490. I. 45x2 – 19x = -2 II. y2 = 11/81 – 1.75/20.25 491. I. 23x2 + 96x – 95 = 0 II. y 2 = 28 - 279/93 492. I. 3/2x -5y/3 = -2 II. x/3 + y/2 = 13/6 493. I. 45/√x + 15/√x = 12√x II. 72/√y – 36/√y = 2√y 494. I. X3 = 12963 + 172230 II. Y= √1024 495. I. X2 - 45x + 324 = 0 II. Y 2 – 55x + 750 = 0 496. I. 2x + 3y = 795 II. 3x + 5y = 1300 497. I. 10x2 + 1 = 1001 II. Y 3 – (6859) = 0 498. I. (x – 147)2 = 676 II. (y 2 – 44)2 = (100)2 499. I. 6x2 + 41x = -58 II. 8y 2 + 15y – 62 = 0 500. I. 9x2 – 23x – 12 = 0 II. 8y2 + 48y + 72 = 0 SOLUTIONS 1) x = 18 y = 18, -18 So, x>=y (Option d) 2) x = 19 y=7 So, x>y (Option a) 3) x = 3, -3 y = 4, 3 So, xy (Option a) 9) x = 2, -11/3 y = -7/5, -2 (Option c) 10) y = 57, 3 x = -4, -34 So, xy (Option a) 12) x = -4, 8 y=8 So, xy (Option a) 21) x = 5/7, 3/4 y = 3/7, 4/5 (Option c) 22) x = 5, 8 y = 8, 11 So, xy (Option a) 31) x = 5, 10 y = -10, -15 So, x>y (Option a) 32) x = 7/8, 4/5 y = 4/5 So, x>=y (Option d) 33) x = 4, 5/2 y = 9/2, 6 So, x=y (Option d) 128) x = +-27 y= 23 (Option c) 129) x = +-5 y = +-5 (Option c) 130) x = √3 y = ± √3 So, x>=y (Option d) 131) x = 8, 3 y = 9, 5 (Option c) 132) x = 1,1 y = 1, -0.5 So, x>=y (Option d) 133) x = -10, -0.5 y = -2, -7/3 (Option c) 134) x = 3, -4 y = 2, -4 (Option c) 135) x = 1, 9/4 y = 2, 8/3 (Option c) 136) x = -3/2, -3/4 y = -3, -7/4 So, x>y (Option a) 137) x = 6, 8 y = 3, 2 So, x>y (Option a) 138) x = -4, -5 y = -3, -4 So, xy (Option a) 149) x = -12, -13 y = -7, -11 So, x=y (Option d) 151) x = 0, -5 y = -7, -5 So, x>=y (Option d) 152) x = -2, -8 y = 8, 7 So, xy (Option a) 154) x = 9,19 y = 19, 3 (Option c) 155) x = 5, 9 y = -2, -6 So, x>y (Option a) 156) x = 5/3,3/2 y = 7/5, 3/2 So, x>=y (Option d) 157) x = 7/4, -8/3 y = 2, 7/4 So, xy (Option a) 159) x = 7/8, 1 y = 3/2, 2 So, xy (Option a) 161) x= 7 y= 2 So, x>y (Option a) 162) x= 2, 11/9 y= 3, 4 So, xy (Option a) 167) x= 8/5, -3/2 y= 0, 2 (Option c) 168) x= 3, 2 y= 3, 9/2 So, x=y (Option d) 180) x= 2√3, 3√3 y= 3√3/2, 5√3/2 (Option c) 181) x = 3/2,3 y = 1/2,4/3 So, x>y (Option a) 182) x = -1,10 y = -1,5 (Option c) 183) x= -2, -5 y= -1,4 So, x=y (Option d) 185) x = -17/4 y=4 So, x=y (Option d) 187) x = 6 y= 0 So, x>y (Option a) 188) x = -9/2, -3 y = -9,2/3 (Option c) 189) x = -5/2, -7/3 y = -3/5, -3/4 So, x=y (Option d) 193) x = -1, -4 y = -2, 7 (Option c) 194) x = -4, -5 y = -1, -3 So, x=y (Option d) 196) x = -12,3/2 y = 6, 3/2 So, xy (Option a) 202) x= -4, -8 y= -8, -9 So, x>=y (Option d) 203) x= -6, -7 y= -9, -10 So, x>y (Option a) 204) x= 7, 8 y= 11, 12 So, x=y (Option d) 239) x= +11/2, 2 y= -3, -7/4 So, x>y (Option a) 240) x= -3/2, -5/4 y= 5/7, 1/2 So, xy (Option a) 242) x = 3,8 y = 7,9 (Option c) 243) x = 5,7 y = 7,13 So, x