Recent Trig Cosine Questions
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What are the six trig functions for (-2,4)?
Nov 07 2011, 11:58am - The six trig functions are sine, cosine, tangent, cosine, sec...
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What are the half angle trig identities for sine and cosine?
Nov 04 2011, 1:10pm - Pythagorean formula for sines & cosines. Sin2 t + cos2 t = 1....
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What is the trig ratio of cosine 150?
Oct 31 2011, 8:21pm - The value of the cosine of 150 degrees is -sqrt(3)/2. ChaCha on!
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Oct 29 2011, 4:58pm - The trig. identities are important identities that involve su...
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What are the 6 trigonometric functions of 495 degrees?
Oct 27 2011, 10:48am - Every one of the six trig functions is just one side of a rig...
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Is tangent adjacent over hypotanuse?
Oct 26 2011, 2:50pm - Easy way to remember relationships for trig functions: SOH st...
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Why are trig functions positive and negative in specific quadrants?
Oct 25 2011, 4:22pm - The trig functions are positive and negative in different qua...
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What is a good mnemonic device for sohcahtoa?
Oct 09 2011, 6:41pm - Trig mnemonic for: Sine = Opposite/Hypotenuse Cosine = Adjace...
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What is the trig identity of cosine?
Oct 06 2011, 10:38pm - Cosine = adjacent over hypotinuse
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What are the 5 trig functions?
Oct 04 2011, 12:38pm - There are actually six Trig functions: Sine, Cosine, Tangent,...
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What is the trig identity that contains cosine x squared and sine x squared?
Sep 28 2011, 6:48pm - The 3 Pythagorean Identities are sin*2 u + cos*2 u = 1; 1 + t...
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What are the co-function trig identities?
Sep 28 2011, 2:00pm - Trig identities showing the relationship between sine and cos...
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What is the trig ratio for cosine in standard position?
Sep 13 2011, 9:49pm - The circle definition, a generalization of SOHCAHTOA is f(x) ...
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What is an easy way to remember trig functions?
Sep 12 2011, 12:23am - I remembered trig functions by S.O.H.C.A,H.T.O.A. Sine is opp...
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What is a trigonometric function?
Sep 07 2011, 7:17am - The six trig. functions sine, cosine, tangent, cosecant, seca...
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What are the 6 trig functions and the ratios that define them?
Sep 04 2011, 7:42pm - The 6 trig func.: Sine sin0=cos/(pie/2-0)=1/csc0, Cosine cos0...
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Aug 18 2011, 2:47am - The 6 trig rations are sine, tangent, secant, cosine, cotange...
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Aug 01 2011, 1:11pm - Trig functions are usually abbreviated: sine (sin), cosine (c...
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What function is equivalent to the quotient of the sine and cosine functions?
Jul 03 2011, 1:40am - In trig functions, the tangent function is the same as the qu...
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Who discovered the sine, cosine and tangent trig functions?
Jun 27 2011, 12:41pm - Aryabhata (476-550) defined the sine and cosine functions whi...
