Question 669860
{{{x^2 - 2x + 6 = 0}}}
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{{{x^2 - 2x + 1 = -6 + 1}}}
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{{{(x-1)^2 = -5}}}
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{{{sqrt(x-1)^2 = +-sqrt(-5)}}}
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{{{x-1 = +-sqrt(-5)}}}
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{{{x = 1 +-sqrt(-5)}}}
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{{{highlight_green(x = 1 +- i(sqrt(5)))}}}
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