Categories: All - identities - functions - trigonometry - domain

by Randy Stoneroad 9 years ago

319

Trigonometric Functions and all that Jazz

Trigonometry involves the study of the relationships between angles and sides of triangles, often represented through various functions like sine, cosine, and tangent. These functions have specific domains and ranges, defining the set of possible input and output values.

Trigonometric Functions and all that Jazz

Inverse

Cotangent

Secant

Cosecant

Reciprocal

range

X is the element of all real numbers

(-infinity, -1] U [1, infinity)

sin^2 + cos^2 = 1

Pythagorean Identities

tan^2 + 1 = sec^2

Range

[-1,1]

x such that x cannot equal npi, where n is an integer

Ratio Identities

cos/sin

Sin/cos

domain

x such that x cannot equal npi/2, where n is an odd integer.

(-infinity, infinity)

cot^2 + 1= csc^2

Trigonometric Functions and all that Jazz

Tangent

Cosine

Sine