document.write( "Question 1002709: Did I solve these problems correctly?
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document.write( "1. f(x)=-3x + 2
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document.write( "g(x)=3x^2 -x + 2 Find (f + g)(x)
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document.write( "-3x+2+(3x^2-x+2)
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document.write( "=3x^2-3x-x+4
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document.write( "=3x^2-4x-4\r
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document.write( "2. f(x)=x -1
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document.write( "g(x)=2x^2 -2x -5
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document.write( "Find g(f(x) )
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document.write( "2x^2 -2x -5(x-1)
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document.write( "=2x^2 -2x -5x+5
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document.write( "=2x^2 -7x+5 \r
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document.write( "3. f(x)=3x + 2
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document.write( "g(x)= -2x2 -3x + 5
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document.write( "Find g(f(x) )
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document.write( "-2x^2-3x+5(3x+2)
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document.write( "= -2x^2-3x+15x+10
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document.write( "=12x-2x^2+10\r
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document.write( "
Algebra.Com's Answer #619571 by MathLover1(20850)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "1. f(x)=-3x + 2 \n" ); document.write( "g(x)=3x^2 -x + 2 Find (f + g)(x) \n" ); document.write( "-3x+2+(3x^2-x+2) \n" ); document.write( "=3x^2-3x-x+4 \n" ); document.write( "=3x^2-4x-4=> correct \n" ); document.write( "\n" ); document.write( "2. f(x)=x -1 \n" ); document.write( "g(x)=2x^2 -2x -5 \n" ); document.write( "Find g(f(x) ) \n" ); document.write( "2x^2 -2x -5(x-1) \n" ); document.write( "=2x^2 -2x -5x+5 \n" ); document.write( "=2x^2 -7x+5 \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "= \n" ); document.write( "= \n" ); document.write( "= \n" ); document.write( "= \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3. f(x)=3x + 2 \n" ); document.write( "g(x)= -2x^2 -3x + 5 \n" ); document.write( "Find g(f(x) ) \n" ); document.write( "-2x^2-3x+5(3x+2) \n" ); document.write( "= -2x^2-3x+15x+10 \n" ); document.write( "=12x-2x^2+10\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( "= \n" ); document.write( "\n" ); document.write( "= \n" ); document.write( "\n" ); document.write( "= \n" ); document.write( "\n" ); document.write( "= \n" ); document.write( "\n" ); document.write( "= \n" ); document.write( "\n" ); document.write( "= \n" ); document.write( " \n" ); document.write( " |