document.write( "Question 865946: find the composition of functions (fog)(x).
\n" ); document.write( " g(x) = 3x, f(x) = x + 1
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Algebra.Com's Answer #521978 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
(fog)(x) = 3x + 1 |substituting 3x for x in f(x) \n" ); document.write( "
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