Posted by **parnas** on Wednesday, January 20, 2010 at 11:57am.

Prove : (sinA-cosA+1)/(sinA+cosA-1) = (1+sinA)/cosA

## Answer this Question

## Related Questions

- Maths - Hi, can someone give me the answer to this question: secA-tanA=1/4. Find...
- further mathematics - Let P=(cosA sinA) (sinA cosA) Q=(cosB sinA) (sinB cosA) ...
- trig - Please help me how to do this: 1) 1 + sina*cosa / (cosa + sina)^2 = 2) ...
- trig - prove that :cosA-sinA+1/cosA+sinA-1=cosecA+cotA
- trig - Establish the following identity: CosA/1-TanA + SinA/1-CotA = CosA-SinA
- maths(trigonometry) - prove that sinA-cosA+1/sinA+cosA-1=1/secA-tanA
- trig - I need to count this: a) 1-tg^2a/1+ctg^2a, when sina =2/3 b) 1-tg^2a/1-...
- Math - CosA/1+sinA=1-sinA/cosA I have to prove the identity each side has to b ...
- Math - prove that sinA/(1+cosA) + (1+cosA)/(sinA) = 2cosecA
- Maths, Divine International Public School - If 15Cot=8, find (1+SinA)(1-SinA)/(1...