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Ähnlich wie 4.8.2 quadratic formula (12)
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4.8.2 quadratic formula
- 3. Solve Using the Quadratic Formula
2
4
2
b b ac
x
a
2
2 3 6 0x x
2, 3, 6a b c
2
3 3 4 2 6
2 2
x
3 9 48
4
x
3 57
4
x
- 4. Solve Using the Quadratic Formula
2
4
2
b b ac
x
a
2
3 8 0x x
3, 1, 8a b c
2
1 1 4 3 8
2 3
x
1 1 96
6
x
1 95
6
x
1 95
6
i
x
- 5. Solve Using the Quadratic Formula
2
4
2
b b ac
x
a
2
3 6 3 0x x
3, 6, 3a b c
2
6 6 4 3 3
2 3
x
6 36 36
6
x
6 0
6
x
6
1
6
x
- 6. Solve Using the Quadratic Formula
2
4
2
b b ac
x
a
2
5 8 0x x
1, 5, 8a b c
2
5 5 4 1 8
2 1
x
5 25 32
2
x
5 7
2
x
5 7
2
i
x
- 7. Solve Using the Quadratic Formula
2
3 4 9x x 2
4
2
b b ac
x
a
2
3 4 9 0x x
2
4 4 4 3 9
2 3
x
4 16 108
6
x
4 124
6
x
4 2 31
6
x
2 31
3
x
- 8. Solve Using the Quadratic Formula
2
2 5 3x x x 2
4
2
b b ac
x
a
2
2 2 5 0x x
2
2 2 4 2 5
2 2
x
2 4 40
4
x
2 44
4
x
2 2 11
4
x
1 11
2
x
- 9. Solve Using the Quadratic Formula
2 2
5 4 12 4x x x 2
4
2
b b ac
x
a
2
4 12 0x x
2
4 4 4 1 12
2 1
x
4 16 48
2
x
4 32
2
x
4 32
2
i
x
4 4 2
2
i
x
2 2 2x i