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数学
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若-(2x+4)的立方根与3x+2的立方根互为相反数,求3x+2的立方根的平方根
人气:253 ℃ 时间:2019-08-19 00:14:41
解答
-(2x+4)的立方根与3x+2的立方根互为相反数,则
2x+4=3x+2,则x=2
3x+2的立方根=2
3x+2的立方根的平方=4
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