document.write( "Question 967933: Please help - \r
\n" ); document.write( "\n" ); document.write( "If f(x) = 2x + 1 and g(x) = x2, what is f ○ g? What is g ○ f?
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Algebra.Com's Answer #591584 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "If \"f%28x%29+=+2x+%2B+1\" and \"g%28x%29+=+x%5E2\", then:\r
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\n" ); document.write( "\n" ); document.write( "\"%28f+o+g+%29%28x%29+=+f%28+g%28x%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28f+o+g+%29%28x%29+=2x%5E2+%2B+1+\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28g+o+f+%29%28x%29+=+g%28+f%28x%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28g+o+f+%29%28x%29+=+++%282x+%2B+1%29%5E2+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28g+o+f+%29%28x%29+=++4x%5E2+%2B+4x%2B1\"
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