Establish each identity. cos(2) - cos(10) =tan(4)[sin(2) + sin(10)
Question:
Establish each identity.
cos(2θ) - cos(10θ) =tan(4θ)[sin(2θ) + sin(10θ)
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cos20 cos100 20100 2 sin 2 2 sin60 s...View the full answer
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