1. Find the discriminant. 3x² + 18x + 1 = 0
336
312
-312
-336

2. Find the discriminant. 4x² + 16x + 3 = 0
-304
304
208
-208

3. Find the discriminant. 5x² + 9x + 5 = 0
181
-19
19
-181

4. Find the discriminant. 4x² + 10x + 4 = 0
36
164
-36
-164

5. Find the discriminant. 2x² + 16x + 2 = 0
-240
-272
272
240

6. Find the discriminant. 5x² + 8x + 2 = 0
104
-24
24
-104

7. Find the discriminant. x² + 19x + 4 = 0
345
377
-345
-377

8. Find the discriminant. 3x² + 8x + 2 = 0
88
40
-40
-88

9. Find the discriminant. 5x² + 13x + 1 = 0
189
149
-149
-189

10. Find the discriminant. x² + 11x + 5 = 0
141
101
-101
-141

Score =
Correct answers: