dont worry about the values im just having trouble setting it up

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- December 8th 2008, 10:07 AMdnoSolve sin4(theta) = cos2(theta)
dont worry about the values im just having trouble setting it up

- December 8th 2008, 10:23 AMTwistedOne151
Use the double angle identity .

This gives:

You should be able to see how to solve it from there.

--Kevin C.