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720/360=2...
1080/360=3
I see you are asking the question about why they are using the to the power of, instead of the * by notation .... that is a Schweese only please phenomenon....
they have done the same on one of the end-of chapter session exam questions as well.
CP
Edited 1 time(s). Last edit at Saturday, May 8, 2010 at 05:28PM by cpk123. |
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发表于 2011-7-11 19:38
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