
Задание 13 ОГЭ
Presentation
•
Mathematics
•
9th Grade
•
Practice Problem
•
Medium
Елена Баклагина
Used 7+ times
FREE Resource
0 Slides • 6 Questions
1
Multiple Choice
При каких значениях a выражение 7a+3 принимает только отрицательные значения?
a>−73
a<−73
a>−37
a<−37
2
Multiple Choice
Укажите решение неравенства 25x2≥4
3
Multiple Choice
(4; +∞)
(4; 9)
(9; +∞)
(−∞; 9)
4
Multiple Choice
Укажите решение неравенства 6x−x2≥0
[0; +∞)
(−∞; 0]∪[6; +∞)
[0; 6]
[6; +∞)
5
Multiple Choice
Укажите неравенство, которое не имеет решений
x2+78>0
x2+78<0
x2−78>0
x2−78<0
6
Multiple Choice
Укажите неравенство, решением которого является любое число
x2−64≥0
x2+64≤0
x2+64≥0
x2−64≤0
При каких значениях a выражение 7a+3 принимает только отрицательные значения?
a>−73
a<−73
a>−37
a<−37
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