Suppose that f(x) = 8x + 9. Complete parts (a) through (f). 20- 16- 12- 8- T x 2 - - (a) What is the slope? 8 (b) What is the y-intercept? (0,9) (Type an ordered pair.) 9 (c) What is the zero off ? x = (d) Solve f(x) = 17. What point is on the graph off ? The solution to f(x) = 17 is The corresponding point on the graph is (Type an ordered pair.) (e) Solve f(x) $1. The solution is (Type your answer in interval notation.) (f) Graph f. Use the graphing tool to graph the function. -20 16 -12 -8 -4 8 12 16 20 -8- -12- - 16- 200