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Verify/prove that: sinAcosA/1-cosA = sin^2/tanA-sinA
Verify/prove that:
sinAcosA/1-cosA = sin^2/tanA-sinA
1 answer
asked by
Kid
656 views
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
2 answers
asked by
Shym
925 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 answer
asked by
Jimbo
798 views
Verify/prove the following:
(sinA+tanA)/(1+secA) = sinA ______________________________ tanu = 1+sinu-cos^2u/cosu(1+sinu)
1 answer
asked by
Kid
735 views
prove that
sinA-cosA+1/sinA+cosA-1=1/secA-tanA
1 answer
asked by
meenal
813 views
if sina, cosa, tana are in geometric progression then prove that cot^6a-cot^2a=1
0 answers
asked by
Anonymous
457 views
if sina,cosa,tana are in geometric progression then prove that cot^6a-cot^2a=1
0 answers
asked by
Anonymous
391 views
Prove that [sinA/(1-cosA)-(1-cosA)/sinA]*[cosA/(1+sinA)+(1+sinA)/cosA]=4cosecA
I the second part as 2 secA
1 answer
asked by
Agastya
733 views
If 1/sinA-1/cosA=-1/sinB-1/cosB , prove that cotā”((A+B)/2)=tanA.tanB
0 answers
asked by
Kishun
225 views
If 1/sinA+1/cosA =1/sinB+1/cosB, prove that: cot(A/2+B/2) = TanA. TanB
1 answer
asked by
Rabin
1,659 views