Homework 4

questions 9, 10, and 11

9. DETAILS HARMATHAP11 13.3.013.MI. Equations are given whose graphs enclose a region. Find the area of the region. (Give an exact answer. Do not round.) f ( x) = x2 + 3; g(x) = -x2; x = 0; x =310. DETAILS HARMATHAP12 13.3.029. Find the average value of the function over the given interval. f(x) = x' - x over [-1, 1]11. DETAILS HARMATHAP11 13.3.030. ........................................ Find the average value of the function over the given interval. f ( X ) = 1 3 + 4 over [-2, 0] 2