Sam determines the zeros of the function f (x) to be 8 and 7. What could be Sam's function?

1.

f (x) = (x - 8) (x + 7)

2.

f (x) = (x - 8) (x - 7)

3.

f (x) = (x + 8) (x + 7)

4.

f (x) = (x + 8) (x - 7)

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