03-05-2021
Mathematics

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If f(x) = (x-6)(x +12), determine the x-intercepts of y = f(-3x).
Show your work.

If fx x6x 12 determine the xintercepts of y f3x Show your work class=

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Аноним Аноним

03-05-2021

Explanation is[tex]^{}[/tex] in a file

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clarch19 clarch19

03-05-2021

Answer:

x = -2, x = 4

Step-by-step explanation:

(-3x-6)(-3x+12)

foil method:

9x² - 18x - 72

9(x² - 2x - 8) = 0

(x+2)(x-4) = 0

x = -2 and x = 4

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