Verifying Trigonometric Identities

1
Verifying Trigonometric Identities

• Section 5.1

2
Objectives

• Apply a Pythagorean identity to solve a
  trigonometric equation.
• Rewrite an expression in terms of sines and
  cosines using definitions and identities.
• Verify a trigonometric identity.

3
Pythagorean Identities
4
Reciprocal Identities
5
Quotient Identities
6
Even-Odd Identites
7
Evaluate the following expressions using
identities if
and
8
Verify the trigonometric identity.