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CBSE
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MCQ Questions for CBSE Class 12 with Answers
MCQ Questions for CBSE Class 11 with Answers
MCQ Questions for CBSE Class 10 with Answers
MCQ Questions for CBSE Class 9 with Answers
MCQ Questions for CBSE Class 8 with Answers
MCQ Questions for CBSE Class 7 with Answers
MCQ Questions for CBSE Class 6 with Answers
MCQ Questions for CBSE Class 5 with Answers
MCQ Questions for CBSE Class 4 with Answers
MCQ Questions for CBSE Class 3 with Answers
MCQ Questions for CBSE Class 2 with Answers
MCQ Questions for CBSE Class 1 with Answers
Quiz
1
2
3
4
CBSE
/
Class 12
/
Maths
/
Application of Derivatives
1.
The function f(x) = x + cos x is
always increasing
always decreasing
increasing for certain range of x
None of these
2.
The function which is neither decreasing nor increasing in (
π
2
,
3
π
2
) is
cosec x
tan x
x²
|x – 1|
3.
The function /’defined by f(x) = 4 – 2x + 1 is increasing for
x < 1
x > 0
x <
1
2
x >
1
2
4.
The interval in which the function y = x³ + 5x² – 1 is decreasing, is
(0,
1
3
)
(0, 10)
(
−
10
3
, 0)
None of these
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