document.write( "Question 551714: For each pair of functions, find f(g(x)) and g(f(x)).
\n" ); document.write( "f(x)= 3x+5, g(x)= x^2+1
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Algebra.Com's Answer #359961 by jim_thompson5910(35256)\"\" \"About 
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f(x)= 3x+5\r
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\n" ); document.write( "\n" ); document.write( "f(g(x))= 3g(x)+5\r
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\n" ); document.write( "\n" ); document.write( "f(g(x))= 3(x^2+1)+5\r
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\n" ); document.write( "\n" ); document.write( "f(g(x))= 3x^2+3+5\r
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\n" ); document.write( "\n" ); document.write( "g(x)= x^2+1\r
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\n" ); document.write( "\n" ); document.write( "g(f(x))= (f(x))^2+1\r
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\n" ); document.write( "\n" ); document.write( "g(f(x))= (x^2+1)^2+1\r
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\n" ); document.write( "\n" ); document.write( "g(f(x))= x^4+2x^2+1+1\r
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\n" ); document.write( "\n" ); document.write( "g(f(x))= x^4+2x^2+2
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