document.write( "Question 290303: Find the value of n such that x2 + 2x + n is a perfect square trinomial. \n" ); document.write( "
Algebra.Com's Answer #210156 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x^2 + 2x + n \n" ); document.write( "x^2+2x+1 ans. \n" ); document.write( "Proof: \n" ); document.write( "(x+1)^2 \n" ); document.write( " |