Consider the following.

y = x2
y = 20 − x
Maple Generated Plot
(a) Find the area of the region by integrating with respect to x.

-225/2

Incorrect: Your answer is incorrect.


(b) Find the area of the region by integrating with respect to y.

1 answer

I assume you want the area enclosed by the two functions.
They intersect at (-5,25) and (4,16)
area = ∫ (20-x - x^2) dx from -5 to 4

I got 243/2

If you integrate with respect to y, you will have to do it in two parts.