M9AL-IC-1 1. What is the discriminant of x2 + 4x + 3 = 0? A. - 2 B. -1 C. 3 D. 4


2. Which of the following statements describes the discriminant of the quadratic equation 2x2 + 5x-3 = 0? The discriminant is...
A. equal to 0.
B. greater than 0.
C. less than 0.
D. not equal to 0.

3. What is the nature of the roots of the quadratic equation x2 - 4x +4=0? The roots are
A. notreal.
B. real, rational, equal.
C. real, rational, not equal.
D. real; irrational, not equal.​