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Prove that- tan^-1(1/2tan 2A)+tan^-1(cotA)+tan^-1(cot^3A) ={0,ifpi/4

  1. Prove that-tan^-1(1/2tan 2A)+tan^-1(cotA)+tan^-1(cot^3A) ={0,ifpi/4<A<pi/2 {pi,0<A<pi/4 Where 2 small curly brackets are 1 big
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    2. Ash asked by Ash
    3. views icon 4,833 views
  2. Prove that (cos2A)÷ ( 1+sin2A) = (cotA -1) ÷ (cotA +1)
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    2. Ismail Abdullah asked by Ismail Abdullah
    3. views icon 2,283 views
  3. prove that the following are identity1. (cotA+cosecA-1)/(cotA-cosecA+1)=cosecA+cotA 2. (sinA-cosA+1)/(sinA+cosA-1)=
    1. answers icon 0 answers
    2. Anonymous asked by Anonymous
    3. views icon 590 views
  4. ProveSinA/1-CosA = CosecA + CotA
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    2. kumar asked by kumar
    3. views icon 2,540 views
  5. Prove that[1+cotA-CosecA] [1+tanA+secA] = 2
    1. answers icon 2 answers
    2. kumar asked by kumar
    3. views icon 1,696 views
  6. Prove sqrt(Sec^2 A+Cosec^2 A)=TanA+CotA
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    2. Vijaya asked by Vijaya
    3. views icon 1,440 views
  7. Prove: TanA+2Tan2A+4Tan4A+8Cot8A=CotA
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    2. Rabinprakash asked by Rabinprakash
    3. views icon 828 views
  8. Prove: TanA+2Tan2A+4Tan4A+8Cot8A=CotA
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    2. Rabinprakash asked by Rabinprakash
    3. views icon 548 views
  9. Prove: tanA+2tan2A+4tan4A+8cot8A=cotA
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    2. kishor asked by kishor
    3. views icon 645 views
  10. Prove that. (1+sec2A) (1+sec4A) (1+sec8A)=Tan8A×CotA
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    2. Bimal asked by Bimal
    3. views icon 1,056 views