Ask a New Question
Search
If TanA=k.TanB prove that (k+1)sin(A-B)=(k-1)sin(A+B).
prove sin(A+B)/sin(A-B)=(tanA+tanB)/(tanA-tanB)
2 answers
asked by
Anonymous
6,350 views
1 .If tanA=1/3 and tanB=1/7 (both A and B are acute),calculate 50sin(2A +B)
2.1Prove that sin2A+2cosA-2cos^3A/1+sinA =sin2A 2.2
5 answers
asked by
tshepo
1,011 views
1 .If tanA=1/3 and tanB=1/7 (both A and B are acute),calculate 50sin(2A +B)
2.1Prove that sin2A+2cosA-2cos^3A/1+sinA =sin2A 2.2
1 answer
asked by
OwamIII
673 views
Prove: 1+(TanA/SinB)^2/1+(TanA/SinC)^2 = 1+(SinA/TanB)^2/1+(SinA/TanC)^2
4 answers
asked by
Rabin
3,752 views
If TanA=k.TanB prove that (k+1)sin(A-B)=(k-1)sin(A+B).
10 answers
asked by
Gunda
5,553 views
if tanA/tanB=k,prove that k+1/k-1=sin(A+B)/sin(A+B)
1 answer
asked by
Shruti raut
312 views
prove:
sin(a+b)/cosacosb=tana+tanb
1 answer
asked by
Sarah Fuller
1,958 views
prove tanA+tanB=sin(A+B)/cosAcosB
2 answers
asked by
Anonymous
706 views
12. IF 1/SinA+1/CosA=1/SinB+1/CosB ,PROVE THAT: Cot{(A+B)/2}=TanA.TanB
3 answers
asked by
sanjay
1,971 views
If 1/sinA+1/cosA =1/sinB+1/cosB, prove that: cot(A/2+B/2) = TanA. TanB
1 answer
asked by
Rabin
1,663 views