EM-1958

Quadratic formula

E Math · Secondary 4 · Medium · Quadratic formula

1. $x=\dfrac{11\pm\sqrt{345}}{16}$
2. $x=\dfrac{-11\pm\sqrt{345}}{16}$
3. $x=\dfrac{11\pm\sqrt{145}}{16}$
4. $x=\dfrac{-11\pm\sqrt{145}}{16}$

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