Find a number k such that the given equation has exactly one solution. kx^2 + 24x + 16 = 0
Follow Math Help Forum on Facebook and Google+
Originally Posted by sologuitar Find a number k such that the given equation has exactly one solution. kx^2 + 24x + 16 = 0 A quadratic equation will have exatly one solution when the discriminant is equal to zero. The discriminant is when the quadratic is in standard form. Just plug is and set equal to zero and solve.
Originally Posted by TheEmptySet A quadratic equation will have exatly one solution when the discriminant is equal to zero. The discriminant is when the quadratic is in standard form. Just plug is and set equal to zero and solve. That's very easy to do. Thanks.