SOLUTION: find the roots of the equations x^2+7=2x and express answer in simpliest a + bi form

SOLUTION: find the roots of the equations x^2+7=2x and express answer in simpliest a + bi form

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Question 421816: find the roots of the equations x^2+7=2x and express answer in simpliest a + bi form
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
x^2+7=2x
x^2-2x+7=0
x^2-2x =-7
x^2-2x+1=-7+1 Completing the square.
(x-1)^2=-6
x-1=+-sqrt(-6)
x=1+-sqrt(6)i
x=1+sqrt(6)i, x=1-sqrt(6)i
.
Ed
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