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Mathematics 83 Online
OpenStudy (cutiecomittee123):

sinxcosy=1/2(sin(x+y)+sin(x-y)) true false

zepdrix (zepdrix):

http://www.sosmath.com/trig/prodform/prodform.html The formula you're looking for is located at the top of the page :)

OpenStudy (cutiecomittee123):

So then its true!

zepdrix (zepdrix):

It appears so! \c:/

OpenStudy (cutiecomittee123):

sweet I shouldve just looked in mynotes right in front of me! thanks

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