cosecant


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"Cosecant" Introduction


From   Wikipedia , TutorVista
Wikipedia
cosecant : In mathematics, the trigonometric functions (also called circular functions) are functions of an angle. They are used to relate the angles of a triangle to the lengths of the sides of a triangle. Trigonometric functions are important in the study of triangles and modeling periodic phenomena, among many other applications. The most familiar trigonometric functions are the sine, cosine and tangent. The sine function takes an angle and tells the length of the y-component (rise) of that triangle. The cosine function takes an angle and tells the length of x-component (run) of a triangle. The tangent function takes an angle and tells the slope (y-component divided by the x-component). More precise definitions are detailed below. Trigonometric functions are commonly defined as ratios of two sides of a right triangle containing the angle, and can equivalently be defined as the lengths of various line segments from a unit circle. More modern definitions express them as infinite series....   More from Wikipedia

cosecant : In mathematics, the inverse trigonometric functions or cyclometric functions are the so-called inverse functions of the trigonometric functions, though they do not meet the official definition for inverse functions as their ranges are subsets of the domains of the original functions...   More from Wikipedia

Definition of cosec
- 1 x For x R - (-1,1), if q is an angle whose cosecant is x, then we say that cosecant inverse of x is q and write cosec -1 x = q . In particular, if q [ -p/ 2, p /2] - {0}, then q is called the principal value of cosec -1 x. For ..
Find the value of sec 20 - 3cosec 20.
Find the value of sec 20 - 3 cosec 20. => 0 or -4 or 1 or 4..

"Cosecant" Videos


From   Youtube
  Cosecant Graph
  This is a really cool video, it really showcases the ability of the soon to be famous members of cosecant comedy. Get ready for the comedy world will be attacked by an unseen force.

"Cosecant" Questions & Answers


From   Yahoo Answers
Question : how do you figure what the cosecant of 66.04 degrees?

Answer : cosecant is csc and it is reciprocal of sin see that table function reciprocal sin ****** csc cos ***** sec tan ****** cot so all you have to do is sin 66.04 using calculator = 0.913829 get reciprocal ( 1 / 0.913829 ) then answer is 1.094 the available on calculators are sin , cos , tan to get reciprocals just use x-1 key or 1/ answer..   More from Yahoo Answers

Question : hey guys, im having a little trouble understanding this concept. what is the difference between cosecant and arcsine, because the inverse of sine is cosecant. so then why is cosecant and arcsine reffered to as seperate identities. i'm confused about the same thing when it comes to secant and arccosine, or cotangent and arctangent. please help me with this guys. i have a test tomorrow. thanks a lot in advance:)

Answer : There is no difference, is the same identity, you just pretend each trigonometric function is a diferent variable, so In the same identity you just use simple algebra so solve for any variable, for example csc x = 1/sin x cosecant x is equal to arcsin x now if you solve for sin x, you would have sin x = 1/csc x or you can say sin x is equal to arccosecant x the prefix "arc" is just a simple way to say "multiplicative inverse", 1 over the function I understood you perfectly because I am a math teacher and this is the question students ask me The "reciprocal' is the same as the "multiplicative inverse" god bless you!..   More from Yahoo Answers

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