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[ Fundamental Trigonometric Identities | Graphs Trigonometric Functions & their Properties ]
 

Properties of the Basic Trigonometric Funtions
 Property  sine x cosine x tangent x
 Period 2p 2p p 
 Domain  all real numbers  all real numbers domain of tangent
 Range [-1, 1] [-1, 1] all real numbers 
 Asymptotes None  None asymptotes of tangent
 Zeros x=+-n pi x=+-n pi
 Even or Odd Odd Even Odd
Graphs

y = sin x

Graph of y = sine x

y = cos x

Graph of y = cosine x

y = tan x

Graph of y = tangent x
 Property cotangent x secant x cosecant x
 Period p 2p 2p
 Domain x=+-n pi domain of secant x=+-n pi
 Range all real numbers  range of secant range of cosecant
 Asymptotes asymptotes of cotangent asymptotes of secant asymptotes of csc
 Zeros zeros of cotangent None None
 Even or Odd Odd Even Odd
Graphs

y = cot x

Graph of y = cot x

y = sec x

Graph of y = secant x

y = csc x

Graph of y = cosecant x



Last Updated: August 25, 2004.
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