keenansgeurts keenansgeurts

16-09-2020
Mathematics

contestada

Find the values of x for which f(x) = g(x). (Enter your answers as a comma-separated list.)
f(x) = x4 – 8x2, g(x) = 8x2

Respuesta :

ChoiSungHyun ChoiSungHyun

16-09-2020

Step-by-step explanation:

When f(x) = g(x), x^4 - 8x^2 = 8x^2.

x^4 - 16x^2 = 0

x^2(x^2 - 16) = 0.

Either x^2 = 0 or x^2 = 16.

The possible values of x are {-4, 0, 4}.

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