lim(x rarr 2) (x^(-8)-(1)/(256))/(x-2)=....

`lim_(x rarr 2) (x^(-8)-(1)/(256))/(x-2)=`______.

A

`-(1)/(32)`

B

`-(1)/(128)`

C

`-(1)/(256)`

D

`-(1)/(64)`

Verified by Experts

The correct Answer is:

D

Use the formula, `underset(x rarr a)("lim")(x^(n)-a^(n))/(x-a)=na^(n-1)`.

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