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作者: Nemo |
lol~~~
u do know that in a more formal math u should try to express answers as a whole number right? teachers also do that to elminates calculator users that doesnt know how to work with equation and function.
well, ur answer is correct, but it can be expressed in a better form that is wut im saying.....^^
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ur original solution was correct. how come you decided to change it?
there is only one solution to this problem. :spin: