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Let f (x) = {{:(x ^(3)+x^(2)-10x,,, -1 l...

Let `f (x) = {{:(x ^(3)+x^(2)-10x,,, -1 le x lt 0),( sin x ,,, 0 le x lt (pi)/(2)),( 1+ cos x ,,, (pi)/(2) le x le pi):}` then f (x) has:

A

locla maximum at `x = pi/2`

B

local minimum at `x =pi/2`

C

absolute maximum at `x =0`

D

absolute maximum at `x=-1`

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The correct Answer is:
A, D
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VIKAS GUPTA (BLACK BOOK) ENGLISH-APPLICATION OF DERIVATIVES -EXERCISE (ONE OR MORE THAN ANSWER IS/ARE CORRECT )
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