Квадратные неравенства
Quiz
•
Mathematics
•
8th Grade
•
Medium
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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