Question

Differentiate the following functions w. r. to x of 1/(x^2+3)^2

Answer 1

Let y = 1/ ( x^2 + 3)^2

dy/dx = [ - 2(x^2 +3) 2x] / ( x^2 + 3)^4

dy/dx = - 4x ( 2x^2 +3) / ( x^2 + 3)^4