Hisoblash usullari va tenglamalar

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Questions and Answers

$\lim_{x \to -1} \frac{x^2 - 1}{x + 1}$ ni aniqlang.

  • 4
  • -7
  • 3
  • 2 (correct)

$\lim_{n \to \infty} \frac{n^3 + 4n^2}{2n^3 + n^2 - n + 1}$ ni aniqlang.

  • 1
  • 1/3
  • 1/2 (correct)
  • -1/4

$\lim_{n \to \infty} \frac{n^4 - 1}{n^3 + 2n^2 + 3n - 1}$ ni aniqlang.

  • 1
  • -1/4
  • $\infty$ (correct)
  • 0

$y = \frac{10}{x^3}$ funksiya hosilasini toping.

<p>$\frac{-30}{x^4}$ (A)</p> Signup and view all the answers

$y = \sin(6x)$ funksiya hosilasini toping.

<p>$6\cos(6x)$ (A)</p> Signup and view all the answers

$y = x^2 \cos(x)$ funksiya hosilasini toping.

<p>$x(2\cos(x) - x\sin(x))$ (B)</p> Signup and view all the answers

$y = \frac{\cos(x)}{x^2}$ funksiya hosilasini toping.

<p>$\frac{-x\sin(x) + 2\cos(x)}{x^3}$ (B), $\frac{-x\sin(x) + 2\cos(x)}{x^3}$ (D)</p> Signup and view all the answers

$y = \ln(x^2 + 2x)$ funksiya hosilasini toping.

<p>$\frac{2(x + 1)}{x(x + 2)}$ (B)</p> Signup and view all the answers

Agar $lim_{n \to \infty} x_n = a$ va $lim_{n \to \infty} y_n = a$ bo‘lib, biror nomerdan boshlab $x_n \leq z_n \leq y_n$ tengsizlik o‘rinli bo‘lsa, u holda nima bo'ladi?

<p>$lim_{n \to \infty} z_n = a$ (C)</p> Signup and view all the answers

A (2; 3) nuqtadan o‘tuvchi va OX o‘qi bilan 45° burchak hosil qiluvchi to‘g‘ri chiziq tenglamasini toping.

<p>y = x + 1 (C)</p> Signup and view all the answers

(-4; 6) nuqtadan o‘tib, koordinata o‘qlari bilan hosil qilgan uchburchak yuzasi 6 ga teng bo‘lgan to‘g‘ri chiziq tenglamasini yozing.

<p>$\frac{x}{4} + \frac{y}{3} = 1$ va $\frac{x}{-2} + \frac{y}{-6} = 1$ (C)</p> Signup and view all the answers

5x - y + 7 = 0 va 2x – 3y + 1 = 0 to‘g‘ri chiziqlar orasidagi burchakni toping.

<p>$arctg \frac{3}{4}$ (D)</p> Signup and view all the answers

A(-1; 3) va B(4; -2) nuqtalardan o‘tuvchi to‘g‘ri chiziq tenglamasini yozing.

<p>y = -x + 2 (B)</p> Signup and view all the answers

$x^2 + 4y^2 = 16$ ellipsning ekstsеntrisitеtini toping.

<p>$\frac{\sqrt{3}}{2}$ (B)</p> Signup and view all the answers

X + 2y - 1 = 0 tenglamaning burchak koeffitsiyentini toping.

<p>$-\frac{1}{2}$ (C)</p> Signup and view all the answers

$y^2 = 4x$ parabolaning direktrisasini toping.

<p>x = -1 (A)</p> Signup and view all the answers

A(0;0;1) , B(3;2;1) , C (4;6;5) , D(1;6;3) berilgan bo‘lsa, $a = \overrightarrow{AB} + \overrightarrow{CD}$ vektorni toping.

<p>a = (0;2;-2) (C)</p> Signup and view all the answers

A(6;4;2) va B(8;-2;5) berilgan bo‘lsa, $\overrightarrow{AB}$ vektorning uzunligini toping.

<p>7 (D)</p> Signup and view all the answers

Agar $a = 2$, $b = 3$, $a \hat{\ } b = 60^\circ$ bo‘lsa, $a \cdot b$ skalyar ko‘paytma nimaga teng?

<p>3 (D)</p> Signup and view all the answers

$a = (2;3;-1)$ va $b = (1;-5; m)$ vektorlar $m$-ning qanday qiymatlarida o‘zaro perpendikulyar bo‘ladi?

<p>13 (D)</p> Signup and view all the answers

A ۋە b ۋېكتورلىرىنىڭ ۋېكتور كۆپەيتمىسى ئۈچۈن تۆۋەندىكى مۇناسىۋەتلەرنىڭ قايسىسى خاتا؟

<p>a ´b = b ´ a (B)</p> Signup and view all the answers

$a = 2i - j$ va $b = 3k$ vektorlar berilgan. $a \times b$ vektorli ko‘paytma topilsin.

<ul> <li>3i + 6 j (A)</li> </ul> Signup and view all the answers

$a = ( x_1 ; y_1 ; z_1 )$, $b = ( x_2 ; y_2 ; z_2 )$, $c = ( x_3 ; y_3 ; z_3 )$ vektorlarning komplanarlik sharti qaysi javobda to'g'ri ko'rsatilgan?

<p>$\begin{vmatrix} x_1 &amp; y_1 &amp; z_1 \ x_2 &amp; y_2 &amp; z_2 \ x_3 &amp; y_3 &amp; z_3 \ \end{vmatrix} = 0$ (A)</p> Signup and view all the answers

K ´ j × i ئارىلاش كۆپەيتمىسىنى يېزىڭ.

<p>-1 (D)</p> Signup and view all the answers

Ordinata o‘qidagi $b = -3$ nuqtadan o‘tuvchi va Ox o‘qining musbat yo‘nalishi bilan $\alpha = \frac{\pi}{6}$ burchak tashkil qiluvchi to‘g‘ri chiziq tenglamasini ko‘rsating.

<p>$x - \sqrt{3} y - 3 \sqrt{3} = 0$ (D)</p> Signup and view all the answers

ئەگەر A( x1 , y1 ) ۋە B ( x 2 , y 2 ) نۇقتىلار بېرىلگەن بولسا, AB كېسمە ئوتتۇرىسىنىڭ ئابستسسسەسى xc نى تېپىڭ.

<p>xc = (x1 + x2)/2 (A)</p> Signup and view all the answers

A(3;-1) va B ( 4;2) nuqtalar orqali o‘tuvchi to‘g‘ri chiziq tenglamasi tuzilsin.

<p>$y = 3x - 10$ (B)</p> Signup and view all the answers

A(2;-1) نۇقتىدىن ئۆتۈپ، y = -1/2 x + 5 توغرىسىغا پېرپېندىكۇليار بولغان توغرىسىز چىققان تەڭلىمىسىنى تۈزۈڭ.

<p>y = 2 x - 7 (C)</p> Signup and view all the answers

ئەگەر 6 x + 3 y - 2 = 0 توغرا سىزىق بېرىلگەن بولسا، ئۇنىڭغا پېرپېندىكۇليار بولغان توغرا سىزىقنىڭ بۇرجەك كوئېففىتسئېنتىنى تېپىڭ.

<p>1/2 (D)</p> Signup and view all the answers

X + 4 = 0 ۋە y + 6 = 0 توغرا سىزىقلار ئارىسىدىكى بۇرجەكنى تېپىڭ.

<p>π/2 (D)</p> Signup and view all the answers

Y - 2 x + 3 = 0 توغرا سىزىقنىڭ Oy ئوقى بىلەن كېسىشكەن نۇقتىسىنىڭ ئوردىناتاسى نېمىگە تەڭ.

<p>b =-3 (B)</p> Signup and view all the answers

Р(4;1) نۇقتىدىن كوئوردىناتا باشلىنىش نۇقتىسىغىچە بولغان ئارىلىقنى تېپىڭ.

<p>√17 (C)</p> Signup and view all the answers

$A = \begin{pmatrix} 3 & 5 \ 4 & 1 \end{pmatrix}$ ۋە $B = \begin{pmatrix} 2 & 3 \ 1 & -2 \end{pmatrix}$ ماترىسسا بېرىلگەن بولسا، $2A + 5B$ ماترىسسانى تېپىڭ.

<p>$\begin{pmatrix} 16 &amp; -3 \ 13 &amp; -1 \end{pmatrix}$ (D)</p> Signup and view all the answers

$A = \begin{pmatrix} 3 & 2 \ 1 & 4 \end{pmatrix}$ ماترىسسا بېرىلگەن بولسا، $A^2$ ماترىسسانى تېپىڭ.

<p>$\begin{pmatrix} 11 &amp; 14 \ 7 &amp; 18 \end{pmatrix}$ (A)</p> Signup and view all the answers

$A = \begin{pmatrix} 2 & 3 & 0 \ 4 & 1 & 5 \end{pmatrix}$ ۋە $B = \begin{pmatrix} 1 & 7 \ -2 & 3 \ 6 & 0 \end{pmatrix}$ ماترىسسا بېرىلگەن بولسا، $A \times B$ ماترىسسانى تېپىڭ.

<p>$\begin{pmatrix} -4 &amp; 23 \ 32 &amp; 31 \end{pmatrix}$ (C)</p> Signup and view all the answers

قايسى كۆپەيتىش مەشغۇلاتىنى ئىجرا قىلغىلى بولىدۇ؟

<p>$A_{4\times3} \times B_{3\times5}$ (B)</p> Signup and view all the answers

$A \times X = B$ ماترىسسا تەڭلىمىسىنىڭ يېشىمى قانداق بولىدۇ؟

<p>$C = A^{-1}B$ (B)</p> Signup and view all the answers

$M_1(x_1; y_1; z_1)$ ۋە $M_2(x_2; y_2; z_2)$ نۇقتىلار بېرىلسە، $M_1M_2$ ۋېكتورنىڭ كوئوردېناتى قانداق بولىدۇ؟

<p>$(x_2 - x_1; y_2 - y_1; z_2 - z_1)$ (B)</p> Signup and view all the answers

تۆۋەندىكىدەك ماترىسسا بېرىلگەن:$\begin{pmatrix} 1 & 2 & -3 \ 5 & -1 & 8 \ 4 & 2 & -3 \ 2 & 8 & -9 \end{pmatrix}$ بۇ ماترىسسانىڭ قاتارىنى تېپىڭ.

<p>$\begin{pmatrix} 5 &amp; -1 &amp; 8 \ 4 &amp; 2 &amp; -3 \end{pmatrix}$ (D)</p> Signup and view all the answers

تۆۋەندىكىدەك ماترىسسا بېرىلگەن$\begin{pmatrix} 1 & 2 & -3 \ 1 & -2 & 0 \end{pmatrix}$. بۇ ماترىسسانىڭ قاتارىنى تېپىڭ.

<p>2 (C)</p> Signup and view all the answers

ئەگەر بولسا $\begin{cases} y = t - 1 \ x = t^2 \end{cases}$، $\frac{dy}{dx}$ نى تېپىڭ.

<p>$\frac{1}{2t^2}$ (D)</p> Signup and view all the answers

$y = \arcsin e^x$ فۇنكسىيەنىڭ ھوسىلىسىنى تېپىڭ.

<p>$y' = \frac{e^x}{\sqrt{1 - e^{2x}}}$ (B), $y' = \frac{e^x}{\sqrt{1 - e^{2x}}}$ (D)</p> Signup and view all the answers

$x^2 + y^2 = 1$ يوشۇرۇن فۇنكسىيەنىڭ ھوسىلىسىنى تېپىڭ.

<p>$y' = -\frac{x}{y}$ (A)</p> Signup and view all the answers

$y = \arccos(1-2x)$ فۇنكسىيەنىڭ ھوسىلىسىنى تېپىڭ.

<p>$\frac{1}{\sqrt{1 - 4x^2}}$ (B)</p> Signup and view all the answers

$y = x - \arctan x$ فۇنكسىيەنىڭ ھوسىلىسىنى تېپىڭ.

<p>$\frac{x^2}{1+x}$ (C)</p> Signup and view all the answers

$y = 4x - x^2$ فۇنكسىيەنىڭ ئەڭ يۇقىرى نۇقتىسىنى (ئېكستېرېمۇم) ھېسابلاڭ.

<p>$x = 2, y_{\max} = 4$ (D)</p> Signup and view all the answers

$y = \sqrt{x}$ فۇنكسىيەنىڭ ئېشىش ئارىلىقىنى تېپىڭ.

<p>$x &gt; 0$ (D)</p> Signup and view all the answers

$\lim_{x \to 1} \left(\frac{1}{x-1} - \frac{2}{x^2-1}\right)$ نى ھېسابلاڭ.

<p>$\frac{1}{2}$ (C)</p> Signup and view all the answers

Flashcards

Vektor ko‘paytmasi

Ikkita vektor orasidagi o‘zaro aloqani ifodalaydi.

Abstsissa formulasi

A va B nuqtalari orasidagi o‘rtacha x koordinatini hisoblash formuli.

Perpendikulyar chiziqlar

Natijada burchak hosil qiluvchi ikki chiziq.

Burchak koeffitsienti

To‘g‘ri chiziqning qiyaligi yoki to‘g‘ri chiziqning yo‘nalishi.

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To‘g‘ri chiziq va Oy o‘qi

To‘g‘ri chiziqning Oy o‘qi bilan kesishish nuqtasi.

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Ellips

Uzoq va qisqa o‘qlarga ega bo‘lgan geometrik figuras.

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Koordinatalar boshi

Klassik koordinata sistemasida (0,0) nuqtasi.

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Kesiq nuqtasi

Ikki chiziq o‘rtasidagi kesishish nuqtasini ifodalaydi.

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Limit

Bir funksiyaning x qiymati cheksizlikka yaqinlashganda natijasi.

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To‘g‘ri chiziq tenglamasi

To‘g‘ri chiziqni ifodalaydigan matematik formulalar.

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Ellipsning ekstrentritet

Ellipsning uzun o'qidagi masofa.

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Parallellik sharti

Ikki chiziq paralel bo‘lishi uchun ularning burchak koeffitsiyentlari teng.

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To‘g‘ri chiziq tenglamasi (nuktalardan o‘tuvchi)

Ikkita nuqtadan o‘tuvchi to‘g‘ri chiziqning tenglamasini ifodalaydi.

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Tenglama sistemasini yechish

Bir nechta tenglamalarni birgalikda yechish jarayoni.

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Matritsa

Raqamlar yoki ifodalar tuzilmalarini belgilagan qatorlar va ustunlardan iborat bo'lgan to'plam.

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Ko'paytma

Matritsalar o'rtasidagi kuchaytirish operatsiyasi.

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A × X = B

B - matritsa tenglamasi uchun yechimni topish formulasini ifodalaydi.

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Vektor

Ko'rsatkich va yo'nalishga ega bo'lgan geometrik ob'ekt.

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Matritsa qonunlari

Matritsalarni qo'shish, ayirish va ko'paytirishga oid qoidalar to'plami.

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Tenglama

Ikkita yechim o'zaro teng bo'lishini ifodalaydi.

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Koordinatalar

Geometrik nuqtalarni belgilash uchun raqamlar to'plami.

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Birinchi asoslar

Matritsalar tartiblari ko'paytmalari va sifatlaridan foydalanadi.

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Vektorlarning ko‘paytmasi

Ikkita vektorning o‘zaro ko‘paytmasi hisoblanadi.

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Vektor uzunligini topish

Ikkita nuqta orasidagi masofani hisoblash usuli.

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Skalyar ko‘patma

Ikkita vektor orasidagi skalyar ko‘paytmani ifodalaydi.

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Perpendikulyar vektorlar

Uzoq masofalarni hosil qiladigan ikki vektor.

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Komplanarlik sharti

Uchta vektor bir tekislikda mavjudligini ifodalaydi.

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Masofani hisoblash

Ikki nuqta orasidagi masofani aniq chegaralovchi usul.

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Perpendikulyar tekisliklar

Ikkita tekislik orasidagi burchak perpendikulyarligini ifodalaydi.

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Funksiya hosilasi

Funksiya hosilasi - funksiya ning o'zgarishini o'lchaydigan derivativ.

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Cosinus derivativi

cos(x) ning hosilasi - -sin(x).

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Tangens derivativi

tan(x) ning hosilasi - sec^2(x).

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Logarifm funksiyasi hosilasi

ln(x) ning hosilasi - 1/x.

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Arsin hosilasi

arcsin(x) ning hosilasi - 1/sqrt(1-x^2).

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Determinant

Matritsaning determinant - uning o'zgaruvchanligini ko'rsatadi.

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Minor

Bir matritsadagi elementning minorasi - qoldiq matritsadagi determinant.

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Funksiyaning hosilasi

Bir funksiya o'zgaruvchisi bo'yicha o'zgarishni ko'rsatadi.

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Arcsin funksiyasining hosilasi

y = arcsin(e^x) funksiyasining hosilasi: y' = e^x / sqrt(1 - e^(2x)).

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Oshkorma funktsiyalarning hosilasi

x^2 + y^2 = 1 tenglamasining hosilasi: y' = -x/y.

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Ekstremal qiymatni aniqlash

y = 4x - x^2 funksiyasida ekstremum: x = 2, y = 4.

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O'sish oraliqini aniqlash

y = x funksiya o'sish oraliqlari: x > 0 da o'suvchi.

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Limit hisoblash

Lim x --> ∞ (3x - 1) / (x + 1) natijasi 3.

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Y = sine funksiyasi hosilasi

y = sin(x) funksiyasining hosilasi: y' = cos(x).

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Y = x^n funksiyaning differeqnsi

y = x^n funksiyasi uchun hosila: dy = nx^(n-1)dx.

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Study Notes

Matematic Test Savollari

  • Birinchi Savol: a11 elementining algebraik toʻldiruvchisini topish. Javob a11 ning o'rniga a12 kelishi kerak.
  • Ikkinchi Savol: Berilgan tenglamada x qiymatini aniqlang. Javob a22 emas, -6 emas, 3 emas, balki -3 dir.
  • Uchunchi Savol: Berilgan tenglamada k ni aniqlang. k ning qiymati 1/2 emas, 1 emas, 2 emas, balki 1.
  • Toʻrtinchi Savol: Berilgan tenglamani yeching. Javob 2 emas, -1 emas, balki -2 dir.
  • Beshinchi Savol: Berilgan determinantni hisoblang. Javob 0 emas, -1 emas, balki 1 emas.
  • Oltinchi Savol: Berilgan determinantning a elementi minorini hisoblang. Javob 15 emas, -13 emas, -15 emas, balki -15 emas, 17 dir.
  • Yettinchi Savol: Berilgan determinantning A21 algebraik to'ldiruvchisini hisoblang. Javob 4 emas, 3 emas, -3 emas, balki 3 dir.
  • Sakkizinchi Savol: Berilgan A va B matritsalar berilgan. A·B matritsani toping. Javob berilgan matritsalar ko'paytmasi.
  • Toʻqqizinchi Savol: A=(aᵢⱼ) bo'lsa a12 ni toping. Javob matritsa ellementlari qiymati.
  • Oʻninchi Savol: Agar (46-2)=m(23-1) boʻlsa m ni aniqlang. Javob m=4.
  • Oʻn birinchi Savol: A= va B = matritsalar berilgan. A+2B ni hisoblang. Javob (1,-1).
  • O'n ikkinchi Savol: 6x-4y=15 va 2x+my=3 sistamasi uchun yechim yo'q bo'ladigan m ning qiymatini toping.Javob 8/3.
  • O'n uchinchchi Savol: A=(6,4,2) va B=(8,-2,5) bo'lsa, AB vektorini uzunligini toping. Javob 7.
  • Oʻn toʻrtinchi Savol: x+2y=3 va x+y-z=0 sistemaning yechimini toping. Javob (x, y, z) = (1; 1; 2).
  • Oʻn beshinchi Savol: a=(2; 3; -1) va b = (1; -5;m) vektorlar perpendikulyar boʻlsa m ning qiymatini toping. Javob m = 13
  • Oʻn oltinchi Savol: a = 2i - j va b = 3k vektorlar berilgan. a x b vektorli koʻpaytma topilsin. Javob -3i - 6j.
  • Oʻn yettinchi Savol: a = (x;y;z₁), b=(x2;y2;z2), c=(x3;y3;z3) vektorlarining komplanarlik sharti...Javob x1x2x3 + y1y2y3 + z1z2z3 = 0.
  • Oʻn sakkizinchi Savol: a = 2i+3j va b = 3i - 2j vektorlarning skalyar koʻpaytmasini toping.Javob = 4.
  • Oʻn toʻqizinchi Savol: ā va b vektorlarning vektor koʻpaytmalari uchun... Javob a x (b+c) = a x b + a x c.
  • Yigirma Savol: (kxj) aralash koʻpaytmasini yozing. Javob 0
  • Yigirma birinchi Savol: A(x₁, y₁) va B(x₂, y₂) nuqtalar berilgan. AB kesma oʻrtasining abstsissasi x ni toping. Xijob
  • Yigirma ikkinchi Savol: A(2;-1) va y=-x/2+5 toʻgʻri chiziqqa perpendikulyar chiziq tenglamasi topilsin. Javob y=2x-7
  • Yigirma uchinchu Savol: Agar 6x + 3y − 2 = 0 toʻgʻri chiziq berilgan boʻlsa, unga perpendikulyar boʻlgan toʻgʻri chiziqning burchak koeffitsiyentini toping. Javob -1/2.
  • Yigirma toʻrtinchi Savol: x+4=0 va y+6=0 toʻgʻri chiziqlar orasidagi burchakni toping.Javob π/4.
  • Yigirma beshinchi Savol: y -2x+3=0 toʻgʻri chiziqning Oy oʻqi bilan kesishgan nuqtasining ordinatasi nimaga teng.Javob b=-3
  • Yigirma oltinchi Savol: Agar P(4;1) nuqtadan koordinatalar boshigacha boʻlgan masofani aniqlang Javob √17
  • Va hokazo...

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