Question

If y = cos x log x , then find dy/dx​

Answer 1

Answer:

(dy/dx) = (-sin x)(log x) + (1/x)(cos x)

Explanation:

Given, y = cos x log x

take u = cos x and v = log x

using u*v or multiplication rule

differentiation (u*v) = u' v + v' u

we get, (dy/dx) = (-sin x)(log x) + (1/x)(cos x)