1 Evaluate the following integrals
Calculus 2
12
homework
a) $\iint_R xy dA$, R is bounded by $x = 0$, $y = 2x + 1$, $y = -2x + 5$
b) $\iint_R (x + y) dA$, R is the region in the first quadrant bounded by $x = 0$, $y = x^2$, $y =$
$8 - x^2$
c) $\iint_R x^2 y dA$, R is the region in quadrants 1 and 4 bounded by the semicircle of radius
4 centered at (0, 0).