PLEASEE HELPPMEEE!!!! cot2x+sec2x=tan2x+csc2x and 1+2sinxcosx/sinx+cosx=sinx

  1. PLEASEE HELPPMEEE!!!!cot2x+sec2x=tan2x+csc2x and 1+2sinxcosx/sinx+cosx=sinx + cosx
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    2. Sabrina asked by Sabrina
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  2. 5. verify each of the following identitiesa) (sinx -cosx)(cscx+secx) =tanx-cotx b) sec2x- csc2x= tan2x- cot2x
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    2. Nati asked by Nati
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  3. How would you solve the trigonometric identity (cosx-sinx)/(cosx+sinx)=sec2x-tan2x?
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    2. Riley asked by Riley
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  4. Prove:tan2x+sec2x = cosx+sinx/ cosx-sinx
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    2. Beatriz asked by Beatriz
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  5. prove that(cosx - sinx) / (cosx + sinx) = sec2x - tan2x
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    2. urgent asked by urgent
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  6. If y=3/(sinx+cosx) , find dy/dxA. 3sinx-3cosx B. 3/(sinx+cosx)^2 C. -3/(sinx+cosx)^2 D. 3(cosx-sinx)/(sinx+cosx)^2 E.
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    2. Anonymous asked by Anonymous
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  7. cosx+sinx/cosx-sinx = sec2x+tan2x
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    2. Anon asked by Anon
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  8. prove:sinx/sec2x+cosx/csc2x=sin3x
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    2. liger asked by liger
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  9. this is for proving identies and its fustrating i can't solve this one question! lolx=feta (btw the first part is supposed to be
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    2. diana asked by diana
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  10. tanx+secx=2cosx(sinx/cosx)+ (1/cosx)=2cosx (sinx+1)/cosx =2cosx multiplying both sides by cosx sinx + 1 =2cos^2x sinx+1 =
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    2. shan asked by shan
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