Q5 of 26 Page 1

Find the derivative of f(etanx) w.r.t x at x = 0. It is given that f'(1) = 5.

Given Data:

f'(1) = 5.


Let



= f'(etanx) × etanx ×sec2x


Put x = 0 above,


= f'(e0) × e0 ×sec2(0)


= f'(1) × 1 × 1


= 5 {Using given value f'(1) = 5}


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