Evaluate the following: (Hint : Put x = z 4 )

Question

Philoid · Accepted Answer

Given;

Let x = z⁴

⇒ dx = 4z³ dz

Let t = 1 + z³ [i.e. t = 1 + x^3/4]

⇒ dt = 3z² dz

Evaluate the following: (Hint : Put x = z4)