Question

differentiate cot^3 (2x+1) with respect to (x^2+1)​

Answer 1

Step-by-step explanation:

first differentiate both the tems with respect to x

i.e.

d/dx of (cot^3(2x+1)) = 3cot^(2x+1) . -cosec^2(2x+1) . 2. - eq1

and

d/dx of (x^2+1) = 2x. -eq2

divide eq1 by eq2 and that's your answer