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Mathematics, 31.07.2020 14:01 onlylee

given sin theta=3/5 and 180°<theta<270°, find the following: a. cos(2theta) b. sin(2theta) c. tan(2theta)

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given sin theta=3/5 and 180°<theta<270°, find the following: a. cos(2theta) b. sin(2theta) c....
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