Неравенства и система неравенств

Неравенства и система неравенств

9th - 12th Grade

18 Qs

quiz-placeholder

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Неравенства и система неравенств

Неравенства и система неравенств

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

Created by

Ann Still

Used 59+ times

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 20 pts

Решите неравенство: 2x + 5 < 15

x < 5

x = 5

x > 5

x ≤ 5

2.

MULTIPLE CHOICE QUESTION

5 mins • 20 pts

Найдите множество решений неравенства: 3x - 7 ≥ 2x + 4

x > 11

x ≥ 11

x = 11

x ≤ 11

3.

MULTIPLE CHOICE QUESTION

1 min • 20 pts

Какое условие должно быть выполнено, чтобы система неравенств имела решение?

Области, определенные каждым неравенством, должны пересекаться.

Неравенства должны иметь одинаковые знаки

Все неравенства должны быть равенствами

Области, определенные каждым неравенством, должны быть параллельными

4.

MULTIPLE CHOICE QUESTION

5 mins • 20 pts

Media Image

Решите систему неравенств:

x ≤ 1

x > 3

1 ≤ x < 3

1 < x ≤ 3

5.

MULTIPLE CHOICE QUESTION

1 min • 20 pts

Как называется точка пересечения графиков неравенств в системе?

Решение

Точка отсчета

График

Ответ

6.

MULTIPLE CHOICE QUESTION

3 mins • 20 pts

Решите неравенство: 4 - 2x > 10

x < 0

x < -3

x = -3

x > 3

7.

MULTIPLE CHOICE QUESTION

5 mins • 20 pts

Найдите множество решений неравенства: 2x + 3 ≤ 5x - 1

x ≥ 4/3

x ≤ 2

x > 1

x ≥ 3

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