Question

Find the sum and the product of the roots of the quadratic equation $-x^2-\frac{25}{3}x+25=0$.

• A. $\frac{25}{3},25$
• B. $\frac{-25}{3},25$
• C. $\frac{25}{3},-25$
• D. $\frac{-25}{3},-25$

Answer 1

Answer: (D)

Use $\alpha +\beta =-\frac{b}{a}$ and $\alpha \beta =\frac{c}{a}$.