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If f(x) = 1 + x + x^2/2 + .... + x^100/100, then f’(1) is equal to  A. 1/100  B. 100  C. does not exist  D. 0

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If f(x) = 1 + x + x2/2 + .... + x100/100, then f’(1) is equal to 

A. 1/100 

B. 100 

C. does not exist 

D. 0

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1 Answer

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Best answer

f’(1) = 1 + 1 + 1 + ……. + 1 (100 times)

= 100

Hence Option (A) is the correct answer.

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