In a calculus problem i'm doing I have to transform f(x) = 4x^2 - x^3 and y = 18 - 3x in terms of y.(adsbygoogle = window.adsbygoogle || []).push({});

I did the second one and it's:

x = - (y - 18) / 3

But I can't transform the first one in terms of y

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# Homework Help: Transform a function in terms of y

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