help 作题
所有跟帖:
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这样写可能清楚些
-lost2008-
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04/14/2015 postreply
14:24:19
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cube root of 3. Guessed and substituted it into the equation.
-胖子减肥-
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04/14/2015 postreply
14:40:19
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谢谢!
-lost2008-
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04/14/2015 postreply
14:50:22
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告诉你个捷径
-keessa-
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04/14/2015 postreply
14:35:04
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大谢
-lost2008-
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04/14/2015 postreply
14:38:23