document.write( "Question 70673This question is from textbook Beginning Algebra
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document.write( ": Factor completely: 9x^2 + 12xy + 4x^2 -25\r
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document.write( "My solution to this problem was (3x+2y)-25\r
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document.write( "I am not too confident that this is correct. If this is not correct could you assist me with this problem please. Thanks. \n" );
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Algebra.Com's Answer #50458 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! 9x^2+12xy+4y^2-25 You started on the right path factoring the x & y terms but \n" ); document.write( "didn't include the -25. \n" ); document.write( "Assume (3x+2y)=z then you have z^2-25=(z-5)(z+5) Thus we have: \n" ); document.write( "(3x+2y)^2-25 \n" ); document.write( "(3x+2y)^2-5^2 \n" ); document.write( "(3x+2y-5)(3x+2y+5) \n" ); document.write( " |