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How do you solve -x2 plus 2x-3?

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โˆ™ 2013-03-12 21:25:09

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If we assume that it equals zero and you wish to solve for x, then the answer is:

-x2 + 2x - 3 = 0
x2 - 2x + 3 = 0
x2 -2x + 1 = -2
(x - 1)2 = -2
x - 1 = ± √(-2)
x = 1 ± i√2

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โˆ™ 2013-03-12 21:25:09
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