If y cos^-1 x, find d^2y/dx^2 in terms of y alone

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asked Jan 19, 2018 in Mathematics by sforrest072 (157,439 points) 61 410 947
edited Mar 7, 2018 by Vikash Kumar

If   y cos-1 x, find d2y/dx2 in terms of y alone

1 Answer

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answered Jan 19, 2018 by mdsamim (213,225 points) 5 10 15
selected Jan 19, 2018 by sforrest072
 
Best answer

It is given that, y= cos-1x
Then,

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