kellejeandre kellejeandre

11-11-2016
Mathematics

contestada

If f(x) = _4x _ 1, find f(_2)

Respuesta :

JcAlmighty JcAlmighty

16-11-2016

The answer is 7

f(x) = -4x - 1
f(-2) = ?

Since f(x) = f(-2), then x = -2. Now just substitute x in the function:
f(-2) = (-4) * (-2) - 1
f(-2) = 8 - 1
f(-2) = 7

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