1. Find the discriminant. -5x² + 12x + (-4) = 0
224
-64
64
-224

2. Find the discriminant. 2x² + (-10) x + (-2) = 0
116
-84
84
-116

3. Find the discriminant. -x² + (-8x) + (-4) = 0
48
80
-48
-80

4. Find the discriminant. 5x² + (-13x) + 4 = 0
89
249
-89
-249

5. Find the discriminant. 5x² + 10x + 4 = 0
-20
-180
180
20

6. Find the discriminant. 5x² + (-2x) + 0 = 0
0
4
2
-4

7. Find the discriminant. -x² + 9x + 3 = 0
93
69
-93
-69

8. Find the discriminant. 4x² + 15x + 1 = 0
241
209
-209
-241

9. Find the discriminant. x² + (-8x) + 5 = 0
84
44
-44
-84

10. Find the discriminant. 0*x² + (-12x) + (-4) = 0
0
3
144
-144

Score =
Correct answers: