269 Answered Questions for the topic trigonometric identities
Trigonometric Identities Verify
05/12/14
tan^2x(csc^2x-1)=1
what are the steps to verify this trig identity
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Trigonometric Identities
04/30/14
how to solve this trigonometric identity
csc^2(x)/tan(x)+cot(x)
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Trigonometric Identities 51153
04/28/14
cos = 1/11, find the 5 other trig functions
cos=1/11
find sin, tan, csc,sec,cot
please help me quickly
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Trigonometric Identities
04/21/14
verify the identity
sin3x - cos3x/ sinx- cosx= 1 +(sinx)(cosx)
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Trigonometric Identities
04/17/14
Proving Other Trigonometric Identities
Prove that:
1 + cos x = sin x
sin x 1 - cos x
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Trigonometric Identities Simplifying Expressions
04/10/14
simplify using fundamental identities......4cosXtanX
Use the fundamental identities to simplify the expression
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Trigonometric Identities
04/10/14
trigonemtric identity question
how does sinx+cosx when squared equal to sin^2x + 2sinxcosx + cos^2x ?
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Trigonometric Identities
04/07/14
Solving trig identities
Restriction from [0, 2pi).
4cos2x+2sin2x=3
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Trigonometric Identities
04/07/14
Solving trig identities
[0, 2pi) Restriction.
2sin2Θ=1
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Trigonometric Identities
04/07/14
Solve trig identities.
[0, 2pi) restriction.
sinΘcosΘ=cosΘ
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Trigonometric Identities
04/07/14
Solving trig identities
No restrictions on Θ.
cos2Θ-1=0
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Trigonometric Identities
04/05/14
Verify identities
tan2x = sin2x
1+tan2x
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Trigonometric Identities
04/05/14
Simplify trig identities
(secx-1)(1+cosx) =tanx
sinx
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Trigonometric Identities
04/05/14
Simplify trig identities
1+cosx = sinx
sinx 1-cosx
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Trigonometric Identities
03/12/14
How to solve this?
complete the identity: sin t/(1+sin t) - sin t/(1-sin)= ?1.) sec (t) csc (t)2.) sin (t) tan (t)3.) 1 + cos (t)4.) -2tan^2 (t)
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Trigonometric Identities
03/11/14
simplify 1/cos^2x-1/cot^2x
simplify using trig identities
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Trigonometric Identities
03/10/14
Trigonometry
I figured this out using my calculator but I need help solving through it without.
(cosX)/(1+sinX)+tanX
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Trigonometric Identities
03/10/14
Trigonometry
tanU-1/tanU+1=1-cotU/1+cotU
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03/01/14
Trig Identities help
Prove that 2sin(x) - cos(x) can be written as asin(x-p)
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02/09/14
verify the identity (cosx-cscx)(cosx+1)=-sinx
i need this for my test tomorrow and my teacher isnt asnwering my emails
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please, prove that 1-2cos^2x = tan^2x-1/tan^2x+1
The worksheet deals withb trigonometric identities and we have to prove each of them. I'm stumped on this one. Please, if you could help, I'd highly appreciate it!
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01/07/14
Find the value of ALL the other five trigonometric functions, given tanx= 4/11, secx<0.
Thanks for the help! If you could please show all your work? Thanks again!
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01/06/14
Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class, thanks for the help! If you could, could you please show all your work? Thanks again!
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