# Math

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

## Similar Questions

1. ### Math

If sinA+sinB=1/2 and cosA+cosB=1/2 then the value of tanA+tanB
2. ### math

12. IF 1/SinA+1/CosA=1/SinB+1/CosB ,PROVE THAT: Cot{(A+B)/2}=TanA.TanB
3. ### Math

If 1/sinA+1/cosA =1/sinB+1/cosB, prove that: cot(A/2+B/2) = TanA. TanB

5. ### Maths

Prove that CosB-cosA/cosA+cosB=tanA+B/2tanA-B/2
6. ### Trigonometry

Prove that 1-cosA+cosB-cos(A+B)/1+cosA-cosB-cos(A+B) = tanA/2cotA/2
7. ### Math

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 TanA CscA SecA CotA SinB CosB TanB CscB SecB CotB Pleaseeee help!!
8. ### trig

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 TanA CscA SecA CotA SinB CosB TanB CscB SecB CotB Does this question even make sense?
9. ### Trigonometry

If sinA + sinB = a and cosA + cosB = b, find the value of tanA-B/2
10. ### ARYA

IF (TANA+TANB)=M AND (TANA-TANB)=N, THEN COT(A-B)=?

More Similar Questions