Evaluate: (lim)x0sin−1xcos−1(1+x21−x2)

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Evaluate: {({lim})}_{{{x}{{0}}}}{{{{}^{{-{1}}}{({{{1}-{x}^{{2}

Question

Evaluate: $(lim)_{x 0} \frac{cos ^{- 1} ( \frac{1 - x ^{2}}{1 + x ^{2}} )}{sin ^{- 1} x}$

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Evaluate:

(lim)_{x 0} \frac{cos ^{- 1} ( \frac{1 - x ^{2}}{1 + x ^{2}} )}{sin ^{- 1} x}

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Question Text

Evaluate:

(lim)_{x 0} \frac{cos ^{- 1} ( \frac{1 - x ^{2}}{1 + x ^{2}} )}{sin ^{- 1} x}