Квадратные неравенства

Квадратные неравенства

8th Grade

5 Qs

quiz-placeholder

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Квадратные неравенства

Квадратные неравенства

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Medium

Created by

Даша Ванина

Used 1+ times

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Выберите верный промежуток

-x2 +12x -36 > 0

( −∞ ; +∞ )

x = 6

( −∞;6) u (6 ; +∞)

( −∞;6] u [6 ; +∞)

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Выберите верный промежуток

-10(x + 7)(x - 5) < 0

( - ∞; -7) u ( 5 ; + ∞)

(-7 ; 5)

[-7 ; 5]

( - ∞; -7] u [ 5 ; + ∞)

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Выберите верный промежуток

-2x + 12 > 3x - 3

x > 3

x = 3

x < 3

Тыкаю наугад

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

нет решений

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

нет решений