The value of at such that the function ,

MATHEMATICS · Single correct · CBSE · Mathematics · Continuity and Differentiability · Continuity and Differentiability

Problem

The value of ff at x=0x=0 such that the function f(x)=2x−2−xxf(x)=\frac{2^x-2^{-x}}{x}, x≠0x\ne0, is continuous at x=0x=0, is: (a) 00 (b) log⁡2\log2 (c) 44 (d) log⁡4\log4

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