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Mathematics, 30.11.2020 23:20 marchellamazz123

Find the solutions of the quadratic equation -x^2+7x-14=0. Choose 1
a) -\frac{7}{2}∓\frac{\sqrt{7}}{2}i
b) -\frac{7}{2}∓\frac{\sqrt{7}}{2}
c) \frac{7}{2}∓\frac{\sqrt{7}}{2}i
d) \frac{7}{2}∓\frac{\sqrt{7}}{2}

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