V Find the area of the region R that lies ' under the graph of: _ 1 y _ \\/9-4X 0n the interval -13 s X s 0. V You are given the following pieces of ' information: 2 1 111 f(x)dX = 31, f f(X)dX = 5 5 1 17, f f(x)dx = 51. 2 1 What is the value of f f (X) dX ? 1 (Note: When solving this problem, take careful note of the lower and upper limits of each integral.) %4