document.write( "Question 696952: (n+3)(2n+3)=(n+2)^2+(n-2)^2 \n" ); document.write( "
Algebra.Com's Answer #429538 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! (n+3)(2n+3)=(n+2)^2+(n-2)^2 \n" ); document.write( "------- \n" ); document.write( "3n^2+ 9n + 9 = n^2+4n+4 + n^2-4n+4 \n" ); document.write( "------ \n" ); document.write( "3n^2 +9n +9 = 2n^2 +8 \n" ); document.write( "------- \n" ); document.write( "n^2 +9n + 1 = 0 \n" ); document.write( "------- \n" ); document.write( "Solve using the Quadratic formula \n" ); document.write( "========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "==================== \n" ); document.write( " \n" ); document.write( " |