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There are no typos and no work b/c I don't know how to do them. Thanks. 1)Find cos theta if sin theta=3/5 and 90 degrees<theta<180 degrees. A)4/5 B)4/5 C)square root of 34/5 D)square root of 34/5 I chose A 2)Simplify:1csc^2theta/cot^2theta … 
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