Originally Posted by

**Ackbeet** Oops. I see I didn't make myself clear. Your idea of switching the order of integration is essential to solving this problem. I'm merely trying to help you see what the new limits should be. Before you switch, you're integrating first from the function x = 0 to x = (1-y)/2, and then from the number y = 0 to y = 1.

After you switch, you're integrating first from the function y = ? to y = ?, and then from the number x = ? to x = ?

Fill in the blanks using your triangle.