解(1/6)x^3-(5/3)x^2+6x-60=0

问题描述:

解(1/6)x^3-(5/3)x^2+6x-60=0

两边同时乘以 6 得 :
x³ - 10x² + 36x - 360 = 0
x²(x - 10) + 36(x - 10) = 0
(x - 10)(x² + 36) = 0
x = 10