Asked by hhhhh
factor x^2-2x-2
Answers
Answered by
oobleck
it does not factor over the rational numbers
if x^2-2x-2 = 0
x^2-2x+1 = 3
(x-1)^2 = 3
x = 1±√3
so
x^2-2x-2 = (x - (1+√3))(x - (1-√3))
if x^2-2x-2 = 0
x^2-2x+1 = 3
(x-1)^2 = 3
x = 1±√3
so
x^2-2x-2 = (x - (1+√3))(x - (1-√3))
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