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If f(x) =|{:(cos x ,e^(x^(2)),2xcos^(2)(...

If f(x) =`|{:(cos x ,e^(x^(2)),2xcos^(2)((x)/(2))),(x^(2),secx,sinx+x),(1,2,x+tanx):}|` the value of `f_(-pi//2)^(pi//2)(x^(2)+1)`[f(x)+f''(x)]dx is

A

-1

B

0

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
B
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