2x^3-1=15,求x. 1/6^3+36=0 求x

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2x^3-1=15,求x.1/6^3+36=0求x2x^3-1=15,求x.1/6^3+36=0求x2x^3-1=15,求x.1/6^3+36=0求x2x^3-1=152x^3=16x^3=8x=2(

2x^3-1=15,求x. 1/6^3+36=0 求x
2x^3-1=15,求x. 1/6^3+36=0 求x

2x^3-1=15,求x. 1/6^3+36=0 求x
2x^3-1=15
2x^3=16
x^3=8
x=2
(1/6^3+36=0
1/6^3=-36
^3=-216=(-6)^3
x+2=-6
x=-8

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