Verify/prove that: sinAcosA/1-cosA = sin^2/tanA-sinA

  1. Verify/prove that:sinAcosA/1-cosA = sin^2/tanA-sinA
    1. answers icon 1 answer
    2. Kid asked by Kid
    3. views icon 656 views
  2. Hi, can someone give me the answer to this question:secA-tanA=1/4. Find cosA I got: CosA=4(1-sinA) Is my answer good? Now
    1. answers icon 2 answers
    2. Shym asked by Shym
    3. views icon 925 views
  3. Hello I am having trouble with proving this:sinA/secA+secA/cscA = tan(A)(2-sin^2(A)) So far I've gotten SinA/(1/cosA) +
    1. answers icon 1 answer
    2. Jimbo asked by Jimbo
    3. views icon 798 views
  4. Verify/prove the following:(sinA+tanA)/(1+secA) = sinA ______________________________ tanu = 1+sinu-cos^2u/cosu(1+sinu)
    1. answers icon 1 answer
    2. Kid asked by Kid
    3. views icon 735 views
  5. prove thatsinA-cosA+1/sinA+cosA-1=1/secA-tanA
    1. answers icon 1 answer
    2. meenal asked by meenal
    3. views icon 813 views
  6. if sina, cosa, tana are in geometric progression then prove that cot^6a-cot^2a=1
    1. answers icon 0 answers
    2. Anonymous asked by Anonymous
    3. views icon 457 views
  7. if sina,cosa,tana are in geometric progression then prove that cot^6a-cot^2a=1
    1. answers icon 0 answers
    2. Anonymous asked by Anonymous
    3. views icon 391 views
  8. Prove that [sinA/(1-cosA)-(1-cosA)/sinA]*[cosA/(1+sinA)+(1+sinA)/cosA]=4cosecAI the second part as 2 secA
    1. answers icon 1 answer
    2. Agastya asked by Agastya
    3. views icon 733 views
  9. If 1/sinA-1/cosA=-1/sinB-1/cosB , prove that cotā”((A+B)/2)=tanA.tanB
    1. answers icon 0 answers
    2. Kishun asked by Kishun
    3. views icon 225 views
  10. If 1/sinA+1/cosA =1/sinB+1/cosB, prove that: cot(A/2+B/2) = TanA. TanB
    1. answers icon 1 answer
    2. Rabin asked by Rabin
    3. views icon 1,659 views