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Нахождение корней квадратных уравнений

Authored by Нагима Джапарова

Mathematics

8th Grade

Нахождение корней квадратных уравнений
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: x² - 5x + 6 = 0.

x₁ = 6, x₂ = -1

x₁ = 3, x₂ = 2

x₁ = 5, x₂ = 0

x₁ = 4, x₂ = 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: 2x² + 4x - 6 = 0.

x₁ = 3, x₂ = -2

x₁ = 1, x₂ = -3

x₁ = 0, x₂ = -3

x₁ = 2, x₂ = -1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: x² + 2x + 1 = 0.

x = -2

x = 1

x = -1

x = 0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: 3x² - 12 = 0.

x = 3, x = -3

x = 4, x = -4

x = 1, x = -1

x = 2, x = -2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: x² - 4x = 0.

-4, 0

2, 2

0, 4

1, 3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: x² + 3x - 10 = 0.

x₁ = 1, x₂ = -10

x₁ = 10, x₂ = -1

x₁ = 5, x₂ = -2

x₁ = 2, x₂ = -5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите корни уравнения: 4x² - 12x + 9 = 0.

x = 0

x = 2

x = 1

x = 3

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