Question

$x {}^{2} - x + 1 = 0$


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Answer 1

$x = \frac{-(-1)± \sqrt{( - 1) {}^{2} - 4 \times 1 \times 1 } }{2 \times 1} \\ x = \frac{1± \sqrt{1 - 4} }{2} \\ x = \frac{1± \sqrt{ - 3} }{2} \\ \: XER$

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