Individual Assessment: Direction: Sketch the region enclosed by the given curves then find the described area. 1. y = x+1, y=9-x, x=-1, and x = 2 2. y = x, y= x2, x =2, and x= 5 3. y = 0, and y =-4x2 + 16, 4. y = x3, and y = 4x2 5. y = sin x, y = cos x, x = 0, and x = 1/2