A) 4
B) -4
C) 0
D) -2
Correct Answer: B
Solution :
\[g'(x)=2[f(2f(x)+2)].f'(2f(x)+2).2f'(x)\]\[g'(0)=2[f(2.f(0)+2)].f'(2f(0)+2).2f'(0)\] \[=2[f(0)].f'(0).2\] \[=2(-1).(1).2\] \[=\text{ }4\]You need to login to perform this action.
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