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Mathematics 11 Online
OpenStudy (anonymous):

Let f(x)=-3x^2+x and g(x)=x^2+2x. (f o g)(x)= Would the answer be -6x^2+2x+1?

OpenStudy (bahrom7893):

you plug in x^2+2x instead of all xs in f(x)

OpenStudy (bahrom7893):

-3(x^2+2x)^2+(x^2+2x), simplify to get the answer

OpenStudy (anonymous):

Oh, ok. Thanks!

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