x2-(3+2x+2/3=0 – InterviewSolution

1.

x2-(3+2x+2/3=0

Answer»

x^2 - (root(3) + 2)x + 2root(3) = 0

x^2 - root(3)x - 2x + 2root(3) = 0

x(x - root(3)) - 2(x - root(3)) = 0

(x - 2)(x - root(3)) = 0

x = 2, root(3)

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