Test about Using the Quadratic Formula

This is a great test. I hope you like it. This quiz is about the quadratic formula in the algebra formulas. It will ask you 10 quadratic formula questions. This quiz is not for beating somebody. It is just for fun.

Do you know the quadratic formula?Well take this test to find out. This is a great test. So please do not try to beat somebody in a contest. It is just for fun.

Created by: David
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25 to 30 Years Old
31 to 40 Years Old
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1. x2 + x + -3.75 = 0
-2.5, 1.5
3.2, -3.5
16
-4.2
-6.7
None of the above
2. x2 + -7x + 10 = 0
3
7
6
2, 5
13
12
3. x2 + -14x + 45 = 0
3, 9
6, 1
2, 1
3, 7
5, 9
None of the above
4. 0.25x2 + -0.25x + -10.5 = 0
-7, 4
9, 8
16, 5
-6, 7
7, -7
None of the above
5. 0.3y2 + 0.15y + -11.7 = 0
6, 7
-5.5, 2
4, -3
-2.5, -3.5
-7.5, 3.5
None of the above
6. 10k2 + 200k + 937.5 = 0
13.5, -12.0
14.5, 12.3
14.5, 12.4
-13.2, -12.4
-12.5, -7.5
None of the above
7. x^2 - 11x + 30.25
4.6
5.5
7.3
6.5
7.5
None of the above
8. 4x2 + 8x + -77 = 0
6.4
-5.4, 3.4
-6.7, 5.3
-5.5, 3.5
10.7
None of the above
9. 16y2 + -8y + -3 = 0
-6.3
-0.24, 0.74
-0.26
2.3
2.25
None of the above
10. x2 + -1.375x + 0.375 = 0
1, 0.375
1, 0.376
6.25
-3.21, -2.25
3, 2.12
None of the above

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