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प्रश्न
Differentiate the function with respect to x.
cos (sin x)
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उत्तर
Let, y = cos (sin x)
Let, sin x = t
∴ y = cos t
`dy/dt` = −sin t, `dt/dx` = cos x
`∴ dy/dx = dy/dt * dt/dx`
= −sin t · cos x
= −sin (sin x) cos x
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