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Trigonometry equalities, inequalities and expressions - sin, cos, tan, cot
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- can you help me plz?
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- The diameter of a circle.
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- 4sin^4x + cos^4x=1
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- (sinx+tgx) * (cosx+ctgx) = (1+sinx) * (1+cosx)
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- Half Angle Formula
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- Trigonometry
by Guest » Sun Feb 26, 2017 1:15 am
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Thu Nov 24, 2016 2:47 pm
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- Trigonometry Identities Proving
by Guest » Sat Oct 15, 2016 2:37 pm
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- Calculate [tex]cot 270°[/tex]
by KarimTef » Tue Jul 26, 2016 6:40 am
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- Calculate sin 15 + sin 75 = ?
by Math Tutor » Sun May 09, 2010 3:51 am
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- Question about Articles in S. L. Looney book "Plane Trig
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- Find out an angle
by burgess » Wed Jul 23, 2014 7:02 am
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Tue May 31, 2016 7:23 pm
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- sin,cos,tan
by babyj » Wed Nov 28, 2007 6:17 pm
- 6 Replies
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Sat Apr 16, 2016 2:57 pm
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- Need help with a problem
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- (1-sinA+cosA)/(sinA+cosA-1)=(1+cosA)/sinA
by Guest » Tue Dec 22, 2015 4:13 am
- 2 Replies
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Tue Dec 22, 2015 3:40 pm
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- Calculate the trigonometric sum
by Guest » Sat Dec 19, 2015 11:19 am
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