document.write( "Question 1154367: Suppose that the coefficient of the quadratic term and the coefficient of the linear term are equal. If the quadratic has a double root , what is the ratio of the coefficient the quadratic term to the constant term \n" ); document.write( "
Algebra.Com's Answer #776778 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! The general form for a quadratic is \n" ); document.write( ": \n" ); document.write( "ax^2 +bx +c \n" ); document.write( ": \n" ); document.write( "It is given that a = c \n" ); document.write( ": \n" ); document.write( "Note the discriminant b^2 -4ac = 0 when a quadratic has a double root \n" ); document.write( ": \n" ); document.write( "a^2 -4ac = 0 \n" ); document.write( ": \n" ); document.write( "Since a and c are not = 0(why?), then \n" ); document.write( ": \n" ); document.write( "a -4c = 0 \n" ); document.write( ": \n" ); document.write( "a = 4c \n" ); document.write( ": \n" ); document.write( "a/c = 4 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( " |