解方程:x^2-2x-15+[36/(x^2-2x)]=0

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解方程:x^2-2x-15+[36/(x^2-2x)]=0解方程:x^2-2x-15+[36/(x^2-2x)]=0解方程:x^2-2x-15+[36/(x^2-2x)]=0设x^2-2x=t,有:t

解方程:x^2-2x-15+[36/(x^2-2x)]=0
解方程:x^2-2x-15+[36/(x^2-2x)]=0

解方程:x^2-2x-15+[36/(x^2-2x)]=0
设x^2-2x=t,有:
t-15+36/t=0
t^2-15t+36=0
t=3或t=12
x^2-2x=3时,解得x=3或x=-1
x^2-2x=12时,解得x=1+√13或x=1-√13