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If (cosA)/(cosB)=x/y, then (x tanA+y

  1. Prove that CosB-cosA/cosA+cosB=tanA+B/2tanA-B/2
    1. answers icon 2 answers
    2. Yash Rah asked by Yash Rah
    3. views icon 1,047 views
  2. Prove that1-cosA+cosB-cos(A+B)/1+cosA-cosB-cos(A+B) = tanA/2cotA/2
    1. answers icon 3 answers
    2. Kewal asked by Kewal
    3. views icon 1,757 views
  3. If (cosA)/(cosB)=x/y, then (x tanA+y tanB)/(x+y)=?
    1. answers icon 0 answers
    2. Saida Chary asked by Saida Chary
    3. views icon 513 views
  4. If sinA + sinB = a and cosA + cosB = b, find the value of tanA-B/2
    1. answers icon 3 answers
    2. Kewal asked by Kewal
    3. views icon 3,420 views
  5. If sinA+sinB=1/2 and cosA+cosB=1/2 then the value of tanA+tanB
    1. answers icon 1 answer
    2. Raju chauhan asked by Raju chauhan
    3. views icon 840 views
  6. 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 1,676 views
  7. 12. IF 1/SinA+1/CosA=1/SinB+1/CosB ,PROVE THAT: Cot{(A+B)/2}=TanA.TanB
    1. answers icon 3 answers
    2. sanjay asked by sanjay
    3. views icon 1,996 views
  8. If 1/sinA-1/cosA=-1/sinB-1/cosB , prove that cot⁡((A+B)/2)=tanA.tanB
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    2. Kishun asked by Kishun
    3. views icon 239 views
  9. IF(1/SinA)+(1/cosA)= (1/sinB)+(1/cosB) Prove that cot((A+B)/2)=tanA tanB Please helppppppppppp
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    2. A GOODSTUDENT asked by A GOODSTUDENT
    3. views icon 850 views
  10. Match each ratio in the first row with an equivalent ratio from the second row if angle A plus angle B = 90 degrees.SinA CosA
    1. answers icon 2 answers
    2. krista asked by krista
    3. views icon 1,166 views