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Last Trig Question - I promise

Re express sin2theta + sin3theta in terms of a product of trigonometric functions, and use this to find the general solution of
sin 2theta + sin 3theta + sin 5theta = 0.
Again any help would be really appreciated :biggrin:
Original post by Fatts13
Re express sin2theta + sin3theta in terms of a product of trigonometric functions, and use this to find the general solution of
sin 2theta + sin 3theta + sin 5theta = 0.
Again any help would be really appreciated :biggrin:


Best to post in maths

http://www.thestudentroom.co.uk/forumdisplay.php?f=38

Rather than Mathematics, which is about the uni course.

What product formulae do you know that will help you here?

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