HOW TO PROVE(1+COS180/8)(1+COS3*180/8)(1+COS5*180/8)(1+COS7*180/8)=1/8

  1. HOW TO PROVE(1+COS180/8)(1+COS3*180/8)(1+COS5*180/8)(1+COS7*180/8)=1/8
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    2. BIMAL asked by BIMAL
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  2. Guys please help me with this Trigonometry question based on De Moivre's theorem.Q: Find ¦È such that 0¡Ü¦È¡Ü360.
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    2. Nye asked by Nye
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  3. Verify that following are identities:1. cos 3t = 4 cos³ t-3 cos t 2. sin 4x = 8 sin x cos³ x-4 x cos x (use a double-angle
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    2. PDF asked by PDF
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  4. Differentiate g(x) = cos5(4x).
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    2. Psy asked by Psy
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  5. State the exact value of cos5𝜋/3
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    2. Scott asked by Scott
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  6. Find the exact value of cos7(pi)/12 using sum and/or difference identities.
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    2. Michael asked by Michael
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  7. given that sin (90-5 t ta )=cos180 - t ta...find d value of t ta
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    2. mercy asked by mercy
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  8. Evaluate the integral by making the given substitution. (Use C for the constant of integration.)cos7(𝜃) sin(𝜃) d𝜃, u =
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    2. benny asked by benny
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  9. Simplify cos180*sin225*cos80/sin170*tan135
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    2. kem asked by kem
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  10. Cos180* - Sin90* + Cot45* - Csc30* - Sec240* - Tan315*How do I do this?
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    2. Victoria asked by Victoria
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