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If sinA+sinB=1/2 and cosA+cosB=1/2 then

  1. Let P=(cosA sinA)(sinA cosA) Q=(cosB sinA) (sinB cosA) show that PQ=(cosA(A-B) sin(A B)) (sinA(A B) cos(A-B))
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    2. James asked by James
    3. views icon 711 views
  2. If sinA-sinB=x and cosA+cosB=y than tan(A+B/2) is:
    1. answers icon 1 answer
    2. Nirjala asked by Nirjala
    3. views icon 202 views
  3. if sinA+sinB=x and cosA-cosB=y then find tan[(A-B)/2]
    1. answers icon 2 answers
    2. Aditya asked by Aditya
    3. views icon 3,127 views
  4. if sinA+sinB=x and cosA-cosB=y then find tan[(A-B)/2]
    1. answers icon 3 answers
    2. diviya asked by diviya
    3. views icon 1,162 views
  5. 1. In right triangle ABC with right angle C , sinA=4/5 and cosA=3/5 . What is sinB+cosB ?A. 35/12 B. 5/7 C. 7/5 D. 1/5
    1. answers icon 1 answer
    2. goku asked by goku
    3. views icon 56 views
  6. 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 3,400 views
  7. If sinA+sinB=1/2 and cosA+cosB=1/2 then the value of tanA+tanB
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    2. Raju chauhan asked by Raju chauhan
    3. views icon 816 views
  8. 12. IF 1/SinA+1/CosA=1/SinB+1/CosB ,PROVE THAT: Cot{(A+B)/2}=TanA.TanB
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    2. sanjay asked by sanjay
    3. views icon 1,970 views
  9. 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
  10. 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 225 views