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Q31 of 285 Page 402

Differentiate each of the following w.r.t x:

To find: Value of

The formula used: (i)

(ii)

We have,

⇒ Putting x = tanθ

θ = tan^-1x … (i)

Putting x = tanθ in the equation

⇒

⇒

⇒

⇒

⇒

⇒

Now, we can see that =

Now Differentiating

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