document.write( "Question 231174: I need help, I have no idea how to do this.\r
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document.write( "f(x)=xroot2-6x+4, g(x)=-x-1\r
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document.write( "I need to find f+g, f-g, f.g and f/g
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document.write( "Thank you,
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document.write( "Janet
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document.write( "dreamy2804@yahoo.com \n" );
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Algebra.Com's Answer #171117 by stanbon(75887) ![]() You can put this solution on YOUR website! I have no idea how to do this. \n" ); document.write( "f(x)=xroot2-6x+4, g(x)=-x-1 \n" ); document.write( "I need to find f+g, f-g, f.g and f/g \n" ); document.write( "---------- \n" ); document.write( "f+g = xsqrt(2)-6x+4 + -x-1 = (sqrt(2)-7)x+3 \n" ); document.write( "---------- \n" ); document.write( "f-g = xsqrt(2)-6x+4 -(-x-1) \n" ); document.write( "f-g = (sqrt(2)-5)x + 5 \n" ); document.write( "----------------------------- \n" ); document.write( "To get f*g multiply f and g \n" ); document.write( "To get f/g divide \n" ); document.write( "======================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |