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January 25, 2015

January 25, 2015

Posted by **Jay** on Tuesday, November 20, 2007 at 12:01pm.

Show the product as a sum or difference

sin 6x cos 2x

- PreCal -
**Michael**, Tuesday, November 20, 2007 at 3:38pm(sin6x)(cos2x)

You will need to use the double-angle identities to expand both sin6x and cos2x.

As a hint, you will have to use sin(3*2x) for the double-angle of sine.

If you want to work on that, then we can critique your thinking.

- PreCal -
**kelly**, Wednesday, November 21, 2007 at 8:14amok thanks I'll work on that

- PreCal -

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