Q. 174.0( 7 Votes )

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

sec3 (𝓍2+1)

Answer :

Formulae :


y = sec3 (x2+1)

and u = x2+1

therefore, y= sec3 u

let, v = sec u

therefore, y= v3

Differentiating above equation w.r.t. x,

………… By chain rule


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