Question: (a) Use a graphing utility to graph the function and find the zeros of the function and (b) Verify your results from part (a) algebraically.

(a) Use a graphing utility to graph the function and find the zeros of the function and
(b) Verify your results from part (a) algebraically.
1. f(x) = x2 − 6x
2. f(x) = 2x2 − 13x − 7
3. f(x) = (2x + 11
4. f(x) = (3x − 14 − 8

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