document.write( "Question 81247: please check this for me? I have to factor completely.\r
\n" ); document.write( "\n" ); document.write( "49x^2-25
\n" ); document.write( "-25+79x^2=0
\n" ); document.write( "-25+25+49x^2=0+25
\n" ); document.write( "0+49x^2=0+25
\n" ); document.write( "49x^2=0+25
\n" ); document.write( "49x^2=25
\n" ); document.write( "

Algebra.Com's Answer #58240 by stanbon(75887)\"\" \"About 
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.
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