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OpenStudy (anonymous):
If f(x) = 2x − 4 and g(x) = x2 − 4x, find g(-3).
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OpenStudy (shamim):
\[g(-3)=(-3)^{2}-4(-3)=9+12=21\]
OpenStudy (anonymous):
Plug in -3 for x into x2 − 4x P.S. what does f(x) have to do with any of this?
OpenStudy (anonymous):
i dont know
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