plzz answer it
plzz plzz
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Answer:
f(x) = x³ - 6x² + 12x
Step-by-step explanation:
If f(x) = x³ - 6x + 12x, then
f(x + 2) = (x + 2)³- 6(x + 2)² + 12(x + 2) = x³ + 8 + 6x² + 12x - 6x² - 24x - 24 + 12x + 24 = x³ + 8
(6x² + 12x - 6x² - 24x - 24 + 12x + 24 = 0)
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