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OpenStudy (amtran_bus):
If f(x)=4x^2-x+4, find the following: f(-a) 2f(a) [f(a)]^2
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OpenStudy (amtran_bus):
@agent0smith @Compassionate @cwrw238 @hartnn
hartnn (hartnn):
to find f(\(something\)) just plug in x = something in f(x)
hartnn (hartnn):
so if you need f(a), plug in x = a if you need f(-a), plug in x = -a makes sense ?
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