all of question 2 and write down the support for question 2

2. Let X be a random variable with probability density function 3 f (x) = (1 +2)4' x > 0, Ootherwise. 2.1. Find the pdf of Y = 4/(1 + X). 2.2. Let Y = 4/(1 + X) from above. Find the pdf of W = ex/6