Respuestas

2012-10-03T21:45:43+02:00

3x + 2 /x - 1 = x + 6

3x + 2/x - x = 6 + 1

2x + 2/x = 7

2/x = 7 - 2x

2 = x( 7 -2 x)

2 = 7x - 2x^2

2x^2 - 7x + 2 = 0



x = 1/4 ( 7 - √33 )

x = 1/4 ( 7 + √33 )


x = 0.31386

x = 3.1861