Concept explainers
Find the names and abbreviations of the six trigonometric functions.

Answer to Problem 4E
sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).
Explanation of Solution
Given:
Concept Used:
Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles
Trigonometry, concerned with specific functions of angles and their application to calculations.
There are six functions of an angle commonly used in trigonometry.
Their names and abbreviations are
sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).
Thus, the names and abbreviations of six Trigonometricare sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).
Chapter 4 Solutions
PRECALCULUS W/LIMITS:GRAPH.APPROACH(HS)
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