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Derivative of f(x)=1+x+x^2+x^3+…+x^50 at...

Derivative of `f(x)=1+x+x^2+x^3+…+x^50` at `x=1` is a)50 b)1250 c)1275 d)`101/2`

A

50

B

1250

C

1275

D

`101/2`

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MAXIMUM PUBLICATION-QUESTION PAPER MARCH 20-EXAMPLE
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