3D8CCB2B-73BC-491E-94C3-AC030C69589A.webp
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## Algebra Practice Problems **For items 25-31, pick the correct answer from a, b or c** | Question | Answer | |---|---| | 25. F (-1). | a. -5 | | 26. F (x + 2). | b. x-2 | | 27. Given f (x) = x - 2 and g (x) = 3x + 7, what is (f + g) (x)? | b. 4x + 5 | | 28. If f (x)= 2x+1 +1 and h (x) = 3x, fin...
## Algebra Practice Problems **For items 25-31, pick the correct answer from a, b or c** | Question | Answer | |---|---| | 25. F (-1). | a. -5 | | 26. F (x + 2). | b. x-2 | | 27. Given f (x) = x - 2 and g (x) = 3x + 7, what is (f + g) (x)? | b. 4x + 5 | | 28. If f (x)= 2x+1 +1 and h (x) = 3x, find (f-h) (x) | b. 1+x | | 29. If v(x) = 2x-7 and g(x) = x+3, find (v+g) (x) | b. 3x + 4 | | 30. If f(x) = x²+2x +4 and p(x) = x+2x-8, find (f-p) (x) | b. X² + x -12 | | 31. If f(x) = x + 3 and p(x) = 2x - 7, find (f.p) (x) | b. 2X2 - x -21 | **For items 32-35. Given the value of f(x) = 2x - 4 and h (x) = x-2. Determine the following functions.** | Question | Answer | |---|---| | 32. (f.h) (x) | c. 2X² + 8x +8 | | 33. (f-h) (x) | c. x-2 | | 34. (f+h) (x) | b. 3x-6 | | 35. (f/h) (x) | b. 2 | **For items 36-40, pick the correct answer from a, b or c** | Question | Answer | |---|---| | 36. Find the sum of _3x-11_ and _2_. | c. _3x-11_ | | | _x²-8x-15_ | | _x²-8x+15_ | | 37. F(2x+1) x q (x²-2x+2). | b. 4x³-3x²+2x +2 | | 38. If r (x) = _2x+1_ and f (x) = (2x+1), find _f(x)_. | c. _1_ | | | _x-1_ | | _x+1_ | | 39. If f(x) = -x + 4 and g(x) = 2x + x², find (f/g) (x). | b. _x+4_ | | | _2x+x2_ | | | 40. The process of obtaining a composition function is called | b. composition of functions | **For items 41-45. Consider the value of f(x) = _1_ and g (x)=√x. Find and simplify the following functions.** | Question | Answer | |---|---| | 41. (f+g). | c. _x_ | | | _x2_ | | +√x | | 42. (f-g). | c. _1_ | | | _x2_ | | -√x | | 43. (f.g) | c. _√x_ | | | _x2_ | | 44. (f/g). | b. _1_ | | | √x | | 45. (g/f). | b. x2√x | **For items 46-49. Consider the value of f(x) = x + 2 and g (x) =2 x + 4. Find and simplify the following functions.** | Question | Answer | |---|---| | 46. (fog) (x) = | c. 6x+2 | | 47. (gof) (x) = | b. 2x-6 | | 48. (gog) (x) = | c. 2x+8 | | 49. (f of) (x) = | c. 4x+12 | **For items 50. If f(x) = x² + 3 and h (x) = x-3. Find and simplify fo h (2).** | Question | Answer | |---|---| | 50. If f(x) = x² + 3 and h (x) = x-3. Find and simplify fo h (2). | b. 4 |
