What is cosx/ (secx-1) not

Trigonometric IdentitiesProve: (tanx + secx -1)/(tanx - secx + 1)= tanx + secx My work so far: (sinx/cosx + 1/cosx +
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2. asked by Dave
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1/tanx-secx+ 1/tanx+secx=-2tanxso this is what I did: =tanx+secx+tanx-secx =(sinx/cosx)+ (1/cosx)+(sinx/cosx)-(1/cosx)
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2. asked by olivia
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Having trouble verifying this identity...cscxtanx + secx= 2cosx This is what I've been trying (1/sinx)(sinx/cosx) + secx = 2cosx
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2. asked by Alex
3. 731 views
1. (sinx/cscx)+(cosx/secx)=12. (1/sinxcosx)-(cosx/sinx)=tanx 3. (1/1+cos s)=csc^2 s-csc s cot s 4.
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2. asked by Tom
3. 823 views
If secx = 8 and -pi/2 < x < 0, find the exact value of sin2xUse the identity sin 2x = 2(sinx)(cosx) if secx = 8, then cosx = 1/8
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2. asked by Ashley
3. 1,229 views
I'm working this problem:∫ [1-tan^2 (x)] / [sec^2 (x)] dx ∫(1/secx)-[(sin^2x/cos^2x)/(1/cosx) ∫cosx-sinx(sinx/cosx)
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2. asked by Janice
3. 740 views
Prove the following identities.1. 1+cosx/1-cosx = secx + 1/secx -1 2. (tanx + cotx)^2=sec^2x csc^2x 3. cos(x+y) cos(x-y)= cos^2x
1. 1 answer
2. asked by Liv
3. 2,949 views
Write in terms of cos and sin function.cotx*secx Show work. I know cotx = cosx/sinx and secx = 1/cosx, would that just be the
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2. asked by Need this asap please
3. 666 views
how do i simplify (secx - cosx) / sinx?i tried splitting the numerator up so that i had (secx / sinx) - (cosx / sinx) and then i
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2. asked by v
3. 5,843 views
How do i solve sinx/cosx(sinx+cosx/sinx×cosx)=secx?I know it's 1/cosx because it equals secx but I don't know how to get there?
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2. asked by Jodi
3. 693 views