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If f(x) = (x^n - a^n)/(x - a) for some constant ‘a’, then f’(a) is  A. 1  B. 0  C. does not exist  D. 1/2

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If f(x) = (xn - an)/(x - a) for some constant ‘a’, then f’(a) is 

A. 1 

B. 0 

C. does not exist 

D. 1/2

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1 Answer

+1 vote
by (50.4k points)
selected by
 
Best answer

It does not exist.

Hence Option (C) is the correct answer.

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