document.write( "Question 447715: The equation x^2 + x - 4 = (x + a) (x+ b) is true. what is ab \n" ); document.write( "
Algebra.Com's Answer #308173 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The equation x^2 + x - 4 = (x + a) (x+ b) is true. what is ab \n" ); document.write( "--- \n" ); document.write( "x^2+x-4 = x^2+(a+b)x+ab \n" ); document.write( "---- \n" ); document.write( "Equations: \n" ); document.write( "a+b = 1 \n" ); document.write( "ab = -4 \n" ); document.write( "-------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |