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If y=cos^(-1)x ,Find (d^2y)/(dx^2) in t...

If `y=cos^(-1)x ,`Find `(d^2y)/(dx^2)` in terms of y alone.

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To find \(\frac{d^2y}{dx^2}\) in terms of \(y\) alone, given that \(y = \cos^{-1}(x)\), we can follow these steps: ### Step 1: Express \(x\) in terms of \(y\) Since \(y = \cos^{-1}(x)\), we can express \(x\) as: \[ x = \cos(y) \] ...
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