The value of-limx-0-1-x2-1-x2x-is-

Limx→0 nbsp;1+x2 nbsp; nbsp;1 x2x=limx→0 nbsp;1+x2 nbsp; nbsp; nbsp;1 x2x×1+x2 nbsp; nbsp;+ nbsp;1 x21+x2 nbsp; nbsp;+ nbsp;1 x2=lim ...

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The value of $lim x \to 0 \frac{\sqrt{1 + x^{2}} - \sqrt{1 - x^{2}}}{x}$ is

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\lim_{x \to 0} \frac{\sqrt{1 + x} - \sqrt{1 - x}}{2 x}

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