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Mathematics 13 Online
OpenStudy (anonymous):

Solve. 2√(x-1)+1=x

OpenStudy (anonymous):

2√(x-1) = x-1 squaring , 4x-4 = x^2 - 2x + 1 x^2 - 6x + 5 x^2 - x - 5x + 5 x(x-1) - 5(x-1) (x-5)(x-1)

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