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Mathematics 13 Online
OpenStudy (anonymous):

I need help right away!! :( What are the formulas for these Product of two functions? 1.) 2sinAsinB 2.) 2sinAcosB 3.) 2cosAtanA ?

hero (hero):

I'm surprised its not in your little handbook.

OpenStudy (anonymous):

our prof gave it as our assign. :/

hero (hero):

You should be happy. This is easy homework.

OpenStudy (anonymous):

i don't know the answer.. :(

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