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OpenStudy (anonymous):
is my answer 9x^3-9x^2? F(x)=9x and g(x)=x^2-x find(gof)(x)
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OpenStudy (bibby):
(g º f)(x) = g(f(x)) so you plug in = \[g(9x) = (9x)^{2}-(9x) = 18x^{2} - 9x\]
OpenStudy (bibby):
err, 81, not 18
OpenStudy (anonymous):
ty =)
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