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The value of f(x) at x = 0, so that the ...

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

A

0

B

log 2

C

4

D

`log 4`

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The correct Answer is:
D
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