First slide
Evaluation of definite integrals
Question

Suppose that f is an odd function and F(x)=axf(t)dt.

Statement-1: F is an even function

Statement-2: aaf(t)dt=0

Moderate
Solution

F(x)=axf(t)dt=axf(u)du (u=t)=axf(u)du=aaf(u)du+axf(u)du=axf(u)du=F(x)

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