Квадратные неравенства

Квадратные неравенства

8th Grade

14 Qs

quiz-placeholder

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Квадратные неравенства

Квадратные неравенства

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Violetta Esp

Used 15+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Решите неравенство: x^2 - 5x + 6 < 0

(1, 2)

(2, 3)

(3, 4)

(0, 1)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите область решения: x^2 + 4x > 0

(-∞, 0)

(-4, 0)

(0, -4)

(-∞, -4) ∪ (0, +∞)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Определите знак выражения: x^2 - 3x + 2 при x = 1

0

2

-1

1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Решите неравенство: 2x^2 - 8 > 0

x = 0

-2 < x < 2

x > -2 and x < 2

x < -2 or x > 2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Какое значение x делает неравенство x^2 - 1 ≤ 0 истинным?

x = 0

[-1, 1]

x > 1

x < -1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Определите знак выражения: x^2 + 2x - 8 при x = -4

4

-2

-8

0

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Решите неравенство: x^2 + 3x < 10

(2, 5)

(-5, 0)

(-5, 2)

(-10, -5)

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