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sin²u + tan²u + cos²u/

  1. sin²u + tan²u + cos²u/ sec usimplify
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    2. hilde asked by hilde
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  2. Verify the identity. Show your work.(1 + tan2u)(1 - sin2u) = 1
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    2. Ciara asked by Ciara
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  3. use a double-angle formula to find the exact value of cos2u when sinu=5/13 , where pi/2<u<piSo far I went cos2u=1-sin^2
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    2. Larry asked by Larry
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  4. sin2u+_______x1
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    2. Anonymous asked by Anonymous
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  5. how do you put the polar equation r^2(sin2u)=6 into rectangular form?
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    2. Kristen asked by Kristen
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  6. use an apropriate sum or difference indentity to prove the double-angle identity cos2u=1-2sin2u
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    2. amber asked by amber
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