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Quadratic Formula
By Rebecca Entrekin
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Last updated over 3 years ago
8 questions
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Question 1
1.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
x
2
- 4x + 4 = 0
Question 2
2.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
2x
2
+ 2x - 12 = 0
Question 3
3.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
x
2
- 5x - 14 = 0
Question 4
4.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
4x
2
+ 8x + 7 = 4
Question 5
5.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
2x
2
+ 3x - 20 = 0
Question 6
6.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
x
2
+ 4x + 3 = 0
Question 7
7.
Use the quadratic formula to solve this equation. Put your solutions in brackets (ex. {1, 2}).
2x
2
- 7x - 13 = -10
Question 8
8.
If you finished the other 7 questions and do not have other missing work, show how to derive the quadratic formula:
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