(a) Graph each of the following functions: 2 y = x y=x y=(x+9) y=(x-9) (b) Discuss...

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(a) Graph each of the following functions: 2 y = x y=x y=(x+9) y=(x-9) (b) Discuss the relationship between the graphs of part (a). (a) Use the graphing tool to graph the three equations on one coordinate plane. Click to enlarge graph 10 8 6 4- 2 -10 -8 -6 -2 2 4 6 8 10- (a) Graph each of the following functions: 2 y = x y=x y=(x+9) y=(x-9) (b) Discuss the relationship between the graphs of part (a). (a) Use the graphing tool to graph the three equations on one coordinate plane. Click to enlarge graph 10 8 6 4- 2 -10 -8 -6 -2 2 4 6 8 10-