सिद्ध कीजिए कि : cos [tan^(-1) {sin cos^...

सिद्ध कीजिए कि : `cos [tan^(-1) {sin cos^(-1) x}] = (1)/(sqrt(2 - x^(2)))`

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The correct Answer is:

`cos [tan^(-1) {sin (cos^(-1) x)}] = (1)/(sqrt(2 - x^(2)))`

सिद्ध कीजिए कि : cos [tan^(-1) {sin cos^(-1) x}] = (1)/(sqrt(2 - x^(2)...
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