квадрат теңсіздік
Authored by Galia Kasenova
Mathematics
1st - 12th Grade
Used 3+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Қайсысы квадрат теңсіздік?
2x+3y>0
x2-3x<0
y=2x2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(x+3)(x-1)>0 теңсіздіктің нөлдері
-3;1
3;-1
-3;-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(x-2)(x-3)<0
(-∞; 2)U(3; +∞)
(-∞; -2)U(-3; +∞)
(2;3)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x2-2x≥0
(-∞;0)U(2;+∞)
(-∞;0] U[2;+∞)
[0;2]
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
аx2+вx+с>0
а>0; D<0
а<0; D<0
а>0 D=0
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