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Differentiate the following w.r.t. x : cot–1(x3) - Mathematics and Statistics

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Question

Differentiate the following w.r.t. x : cot–1(x3)

Sum
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Solution

Let y = cot–1(x3)
Differentiating w.r.t. x, we get
`"dy"/"dx" = "d"/"dx"[cot^-1(x^3)]`

= `(-1)/(1 + (x^3)^2)."d"/"dx"(x^3)`

= `(-1)/(1 + x^6) xx 3x^2`

= `(-3x^2)/(1 + x^6)`.

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Chapter 1: Differentiation - Exercise 1.2 [Page 29]

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