Can someone check this:

Thanks in advance.

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- Dec 13th 2009, 03:04 AMjgv115Simple Trig Help #2
Can someone check this:

Thanks in advance.

- Dec 13th 2009, 03:06 AMProve It
- Dec 14th 2009, 03:37 AMjgv115
Simplify

Well I just factorised the top bit:

I don't know where to go from here. Any help will be appreciated. - Dec 14th 2009, 04:59 AMProve It