document.write( "Question 81247: please check this for me? I have to factor completely.\r
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document.write( "49x^2-25
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document.write( "-25+79x^2=0
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document.write( "-25+25+49x^2=0+25
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document.write( "0+49x^2=0+25
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document.write( "49x^2=0+25
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document.write( "49x^2=25 \n" );
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Algebra.Com's Answer #58240 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I have to factor completely. \n" ); document.write( "49x^2-25 = (7x-5)(7x+5) \n" ); document.write( "------------ \n" ); document.write( "-25+79x^2=0 \n" ); document.write( "79x^2-25=0 \n" ); document.write( "(sqrt(79)x -5)(sqrt(79)x+5)=0 \n" ); document.write( "--------------- \n" ); document.write( "-25+25+49x^2=0+25 \n" ); document.write( "Simplify to get 49x^2-25=0 \n" ); document.write( "(7x-5)(7x+5)=0 \n" ); document.write( "x=5/7 or x=-5/7 \n" ); document.write( "============= \n" ); document.write( "0+49x^2=0+25 \n" ); document.write( "Simplify to get: \n" ); document.write( "49x^2-25=0 \n" ); document.write( "same result \n" ); document.write( "------------------ \n" ); document.write( "49x^2=0+25 \n" ); document.write( "49x^2=25 \n" ); document.write( "same result \n" ); document.write( "===================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |