1. What is the sum of the roots of x^2 - 4x - 5 = 0?
A. -6 B. -4 C. 4 D. 6
2. If one root of x^2 - 6x + p is twice the other, then find the value of p.
A. 8 B.9 C.-8 D.-9
3. If the product of roots of the quadratic equation 2x^2 + 8x - m^3 = 0 is 4, then find the value of m.
A. - 2 B. 2 C. 8 D 8
4. If the sum of the roots of the quadratic equation x^2 - (p + 4)x+ 5 = 0 is 0, then find the value of p.
A. 4 B. -4 C. 5 D. -5
5. If the product of roots of the quadratic equation x^2 + (2p - 1)x + p2 = 0 is 1, then find the value of p.
A. +1 B. +2 C. +3 D. +4​