In Problems 1-3, evaluate the indicated double integral over R. 1. 2. 3. (x2 + y2) dA:

In Problems 1-3, evaluate the indicated double integral over R.
1.

2.

3.

Transcribed Image Text:

(x2 + y2) dA: R-{ (x, y):-1 1,0 s y s 2} x sin(x y) dA;