Answer:
g(x) = 3 (x + (-5)) (x + (-9))
Zeros: (5 and 9)
Explanation:
3a² -42a +135 = 3 (a² - 14a +45) = 3 (a-5) (a-9)
3 (a-5) (a-9) = 0
a = 5 or a = 9 ..... Zeros
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