SparkNotes: Free Study Guides No Fear Shakespeare: The Bard made easy SparkCharts: Just the facts TestPrep: SAT, ACT, and more 101s: College texts condensed Subject Finder: Browse by subject SparkCollege: Get in! SparkLife: 100% study-free home_bottom home_top BN_link
 
◄ 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)
 
Problem 2.2: Prove the following identity: (sin(θ))4 +2(sin(θ))2(cos(θ))2 + (cos(θ))4 = tan(θ)cot(θ)
 
Problem 2.3: Prove the following identity: - cos(θ)(cot(θ))2 = cot(θ)sin(θ)
 
 
Help | Feedback | Make a request | Report an error | Send to a friend

◄ PREVIOUS
Additional Trigonometric Identities
NEXT ►
Review of Functions and Angles
 
 
 
 
 
 
 
 
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.