1. Find the discriminant. 2x² + 11x + 2 = 0
137
-105
105
-137

2. Find the discriminant. 2x² + 20x + 5 = 0
360
-440
440
-360

3. Find the discriminant. 2x² + 10x + 5 = 0
140
60
-60
-140

4. Find the discriminant. 2x² + 17x + 2 = 0
305
-273
273
-305

5. Find the discriminant. 2x² + 8x + 4 = 0
-32
-96
96
32

6. Find the discriminant. 5x² + 16x + 1 = 0
276
-236
236
-276

7. Find the discriminant. 4x² + 7x + 3 = 0
1
97
-1
-97

8. Find the discriminant. 5x² + 17x + 4 = 0
209
369
-209
-369

9. Find the discriminant. 4x² + 20x + 5 = 0
480
320
-320
-480

10. Find the discriminant. 5x² + 7x + 5 = 0
149
51
-51
-149

Score =
Correct answers: