1. Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region.

y= sqrt(30-x) and y=-x i inserted in graphing calculator but no graph???

2. Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region.

I graphed and is from 0 to 3.

y= 4x^3/3 and y=1/3x(x^2+9)

i got 54. did i do it right?