CosA/1+sinA=1-sinA/cosA I have to prove the identity each side has

Hi, can someone give me the answer to this question:secA-tanA=1/4. Find cosA I got: CosA=4(1-sinA) Is my answer good? Now
1. 2 answers
2. asked by Shym
3. 904 views
CosA/1+sinA=1-sinA/cosAI have to prove the identity each side has to b the same how would i do that? I have a unit test on
1. 5 answers
2. asked by Kristien
3. 604 views
Prove that [sinA/(1-cosA)-(1-cosA)/sinA]*[cosA/(1+sinA)+(1+sinA)/cosA]=4cosecAI the second part as 2 secA
1. 1 answer
2. asked by Agastya
3. 717 views
Hello I am having trouble with proving this:sinA/secA+secA/cscA = tan(A)(2-sin^2(A)) So far I've gotten SinA/(1/cosA) +
1. 1 answer
2. asked by Jimbo
3. 785 views
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))
1. 0 answers
2. asked by James
3. 700 views
Establish the following identity: CosA/1-TanA + SinA/1-CotA = CosA-SinA
1. 1 answer
2. asked by uche
3. 566 views
prove thatsinA-cosA+1/sinA+cosA-1=1/secA-tanA
1. 1 answer
2. asked by meenal
3. 797 views
Prove :1 + Sin2A/ Cos2A = CosA + SinA / CosA- SinA
1. 5 answers
2. asked by clive
3. 2,465 views
prove that :cosA-sinA+1/cosA+sinA-1=cosecA+cotA
1. 2 answers
2. asked by rajan
3. 696 views
Given that sinA=2/5 and that A is obtuse,find the value of cosA.👍 0 👎 0 👁 25 asked by Raj yesterday at 4:18am sinA =
1. 1 answer
2. asked by Raj
3. 1,190 views