10-sinf Matematikasi

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Questions and Answers

Ushbu tenglamaning ildizlarini toping: 2x^2 - 3x - 5 = 0.

  • x_1 = -2, x_2 = 3
  • x_1 = -1, x_2 = 2.5 (correct)
  • x_1 = 1, x_2 = -1
  • x_1 = 5, x_2 = -2

Quyidagi trigonometrik tenglamaning umumiy yechimini toping: sin(2x) = 0.5.

  • x = π/12 + nπ
  • x = π/4 + nπ
  • x = π/3 + nπ
  • x = π/6 + nπ (correct)

To'g'ri burchakli uchburchakda katetlar a = 6 va b = 8. Gipotenuza c ni hisoblang.

  • 15
  • 12
  • 10 (correct)
  • 14

Quyidagi funksiya hosilasini hisoblang: f(x) = 3x^3 - 5x^2 + 4x - 7.

<p>f'(x) = 9x^2 - 10x + 4 (A)</p> Signup and view all the answers

Quyidagi aniq integraldan natijani toping: ∫_0^2 (3x^2 - 4x + 1) dx.

<p>6 (D)</p> Signup and view all the answers

Kvadrat tenglamaning yechimini aniqlashda qanday formula qo'llaniladi?

<p>x = (-b ± √(b² - 4ac)) / 2a (D)</p> Signup and view all the answers

Quyidagi trigonometrik tenglama yechimi sin(2x) = 0.5 bo'lsa, x ning qiymati qanday aniqlanadi?

<p>x = π/6 + nπ (A)</p> Signup and view all the answers

Pifagor teoremasiga ko'ra, katetlar a = 6 va b = 8 bo'lsa, gipotenuzaning uzunligi qanday topiladi?

<p>c = 10 (D)</p> Signup and view all the answers

Berilgan funksiya f(x) = 3x^3 - 5x^2 + 4x - 7 ning hosilasini qanday topasiz?

<p>f'(x) = 9x^2 - 10x + 4 (D)</p> Signup and view all the answers

Aniq integral ∫_0^2 (3x^2 - 4x + 1) dx ga teng bo'lgan natija qanday hisoblanadi?

<p>6 (C)</p> Signup and view all the answers

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Study Notes

Kvadrat tenglama yechimi

  • Kvadrat tenglama quyidagi ko'rinishda yoziladi: ax² + bx + c = 0
  • Berilgan tenglama 2x² - 3x - 5 = 0 bo'lib, uning ildizlari x₁ = -1 va x₂ = 2.5 ga teng.

Trigonometrik tenglama yechimi

  • sin(2x) = 0.5 tenglamasining umumiy yechimi x = π/6 + nπ hisoblanadi.
  • n - ixtiyoriy butun sonni bildiradi.

To'g'ri burchakli uchburchakda Pifagor teoremasi

  • To'g'ri burchakli uchburchakda, katetlar a = 6 va b = 8 ga teng bo'lsa, gipotenuza c = 10 ga teng.
  • Bu Pifagor teoremasi c² = a² + b² ga asoslangan.

Hosila hisoblash

  • Berilgan f(x) = 3x³ - 5x² + 4x - 7 funksiyasining hosilasini hisoblash mumkin.
  • f'(x) = 9x² - 10x + 4 bo'lib, bu hosila f(x) ning har bir nuqtada kesishgan to'g'ri chiziqning qiyalik koeffitsientiga teng.

Integral hisoblash

  • ∫₀² (3x² - 4x + 1) dx integralining natijasi 6 ga teng.
  • Bu integralni hisoblashda, biz 3x² - 4x + 1 funksiyasini 0 dan 2 gacha bo'lgan oraliqda integralladik.

Kvadrat tenglama

  • Kvadrat tenglama ko'rinishi: ax^2 + bx + c = 0
  • Ushbu tenglamaning ildizlari quyidagi formula orqali topiladi: x = (-b ± √(b^2 - 4ac)) / 2a
  • Masalan, 2x^2 - 3x - 5 = 0 tenglamasida a = 2, b = -3, c = -5.
  • Tenglamaning ildizlari x1 = -1 va x2 = 2.5 ga teng.

Trigonometrik tenglama

  • sin(2x) = 0.5 tenglamaning umumiy yechimi: x = π/6 + nπ
  • n butun son bo'lib, u har qanday qiymatni olishi mumkin.

Pifagor teoremasi

  • To'g'ri burchakli uchburchakda, gipotenuzaning kvadrati ikkala katetning kvadratlari yig'indisiga teng: c^2= a^2+b^2
  • Agar a = 6 va b = 8 bo'lsa, gipotenuza c = √(6^2 + 8^2) = √(36+64) = √100 = 10 ga teng.

Hosila hisoblash

  • f(x) = 3x^3 - 5x^2 + 4x - 7 funksiyasining hosilasi f'(x) = 9x^2 - 10x + 4 ga teng.
  • Hosilaning hisoblanishi x^n funksiyasining hosilasi n*x^(n-1) ga teng ekanligi qoidasi bo'yicha amalga oshiriladi.

Integral hisoblash

  • ∫_0^2 (3x^2 - 4x + 1) dx aniq integralining qiymati 6 ga teng.
  • Aniq integralning hisoblanishi quyidagi qoidalar bo'yicha amalga oshiriladi:
    • ∫x^n dx = x^(n+1)/(n+1) + C
    • ∫(ax + bx + c) dx = (a/2)x^2 + (b/2)x^2 + cx + C
  • C - integral doimiysi.

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