3 ms·
NYT article: "To find u, we want the product of r and s to be equal to c," Why should it be that the product of the y-values of the roots should equal the cons
by audiometry 7y ago
NYT article: "To find u, we want the product of r and s to be equal to c,"
Why should it be that the product of the y-values of the roots should equal the constant of the quadratic equation?