(2x-1)^2=64,(x-1)^3-1=124,

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(2x-1)^2=64,(x-1)^3-1=124,
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(2x-1)^2=64,(x-1)^3-1=124,
(2x-1)^2=64,(x-1)^3-1=124,

(2x-1)^2=64,(x-1)^3-1=124,
(2x-1)^2=64,2x-1=±8,x=9/2或-7/2;
(x-1)^3-1=124,x-1=5,x=6

﹙1﹚﹙2x-1﹚²=64
2x-1=±8
x1=9/2
x2=﹣7/2
﹙2﹚﹙x-1﹚³=125
x-1=5
x=6

x=4.5 x=6