USR f x x 4x 1 A Dase the graph a four fuction open of ward or down ward F x x 4 X 12 4 HAY Put then X Y f x 12 3 15 2 16 11 15 3 the Vertexis 2 16 that all x4 Values 4 12 on the graph we 3 15 get the curve 15 15 2 Vintercept 12 543 2 we get X intercept jo 6 0 a TE THE