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p1*p2 etc
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KY
Nov 10, 2009, 10:42:27 AM11/10/09
to
I am very sorry. / I beg your pardon.
I don't know how to apologize to you.
I don't know how to apologize to you.
http://www.wolframalpha.com/input/?i=1%2BI
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http://www.wolframalpha.com/input/?i=73
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http://www.wolframalpha.com/input/?i=73%2BI
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but ；
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