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OpenStudy (anonymous):
f(x)=6x+3 g(x)=2x^2+1 f(g(x)) is what, and what is the domain? please help :)
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OpenStudy (anonymous):
these are polynomials so domain is all real numbers
OpenStudy (anonymous):
\[f(g(x))=f(2x^2+1)=6(2x^2+1)+3\]
OpenStudy (anonymous):
you can of course clean the last one up with some algebra
OpenStudy (anonymous):
ok so if one of the questions is (f/g)(x), what would I do?
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