# Math Help - PDF's

1. ## PDF's

Suppose that X and Y are independent uniform U(0,1) random variables.

a) find the joint PDF of U and V, f(u,v) defined by U=X+Y and V=X-Y

b) obtain the marginal PDF of U.

2. Hello,

Please what have you tried ?
And if you looked up in the forum, you would've found similar (or identical ?) problems

3. Originally Posted by georgiahelo
Suppose that X and Y are independent uniform U(0,1) random variables.

a) find the joint PDF of U and V, f(u,v) defined by U=X+Y and V=X-Y

b) obtain the marginal PDF of U.