Biology
History
Literature
Shakespeare
SparkNotes
Math Study Guides
Identities
Problems
Trigonometric Identities
Key Terms
Eight Fundamental Trigonometric Identities
Negative Angle Identities
Problems
Additional Trigonometric Identities
Problems
Review of Functions and Angles
Problems
◄ PREVIOUS
Additional Trigonometric Identities
NEXT ►
Review of Functions and Angles
Trigonometric Identities
Problems
Problem 2.1:
Prove the following identity:
tan(
θ
)cos(
θ
) = sin(
θ
)
Solution for Problem 2.1
Problem 2.2:
Prove the following identity:
(sin(
θ
))
4
+2(sin(
θ
))
2
(cos(
θ
))
2
+ (cos(
θ
))
4
= tan(
θ
)cot(
θ
)
Solution for Problem 2.2
Problem 2.3:
Prove the following identity:
- cos(
θ
)(cot(
θ
))
2
= cot(
θ
)sin(
θ
)
Solution for Problem 2.3
Help
|
Feedback
|
Make a request
|
Report an error
|
Send to a friend
◄ PREVIOUS
Additional Trigonometric Identities
NEXT ►
Review of Functions and Angles
Message Boards
Ask a question or start a discussion on the community boards.
Advanced Math
Beginner Math
SAT Math Level 1 Test Prep
Chaos and Fractals
SAT Math Level 2 Test Prep
Geometry
High School Math
Intriguing Problems
Number Theory
Trigonometry
Read on Your iPod
Download the text version of this SparkNote to view on your iPod.
Test Prep Books
Take the next step in test prep.
SAT Subject Test: Math Level 1
SAT Subject Test: Math Level 2
Test Prep Centers
Take a practice exam. Do better.
SAT Subject Test: Math Level 1 Test Center
SAT Subject Test: Math Level 2 Test Center
SparkCharts
A textbook's worth of information on an easy-to-read chart.
Geometry
TRIGONOMETRY
Math Basics
Contact Us
|
Privacy Policy
|
Terms and Conditions
|
About
|
Sitemap
©2008 SparkNotes LLC, All Rights Reserved.
- cos(θ)(cot(θ))2 = cot(θ)sin(θ)
