The value of f at x =0 so that funcation...

The value of f at x =0 so that funcation ` f(x) = (2^(x) -2^(-x))/x , x ne 0` is continuous at x =0 is

A

(a) log 2

B

(b) 4

C

(c) `e^(4)`

D

(d) log 4

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The correct Answer is:

D

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