Wintringham Solving Quadratics Formula
- 1. x2 + 6x + 4 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 2. x2 + 5x + 3 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 3. x2 + 2x + 5 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 4. x2 - 10x + 8 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 5. x2 + 12x + 10 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 6. x2 + 7x + 4 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 7. 2x2 - 5x - 4 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 8. 2x2 + 9x + 3 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
- 9. 3x2 + 7x + 3 = 0 solve x to 2 d.p. largest value first e.g. (x = 1.57 x = -2.55)
- 10. 2x2 - 3x - 1 = 0 solve x to 2 d.p.
largest value first e.g. (x = 1.57 x = -2.55)
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