9814
EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Proof of the Difference Formula for Sine and of the Addition Formula for Cosine
This Demonstration shows a proof of the difference formula for sine,
and a proof of the addition formula for cosine,
using the formula
.
Contributed by:
Izidor Hafner
THINGS TO TRY
Slider Zoom
Gamepad Controls
Automatic Animation
SNAPSHOTS
RELATED LINKS
Addition Formula for Sine
(
Wolfram Demonstrations Project
)
Difference Formula for Cosine
(
Wolfram Demonstrations Project
)
Trigonometric Functions
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Proof of the Difference Formula for Sine and of the Addition Formula for Cosine
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/ProofOfTheDifferenceFormulaForSineAndOfTheAdditionFormulaFor/
Contributed by:
Izidor Hafner
Share:
Embed Interactive Demonstration
New!
Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site.
More details »
Download Demonstration as CDF »
Download Author Code »
(preview »)
Files require
Wolfram
CDF Player
or
Mathematica
.
Related Demonstrations
More by Author
Dissection Proof of the Addition Formula for Sines
Izidor Hafner
A Special Case of the Sum of Two Cosines
Izidor Hafner
A Proof of the Difference Identity for Cosine
Eric Schulz
Exact Values for Sine and Cosine
Christopher Moretti
Sine and Cosine Helix
Abby Brown
Squares of Sine and Cosine
Izidor Hafner
Cosine and Sine Identities with Dihedral Transformations
Gerry Harnett
Integrating Odd Powers of Sine and Cosine by Substitution
George Beck
The Sum of the Sines of a Sum and Difference of Two Angles
Izidor Hafner
Sine Oval and Nested Trig Functions
Ken Caviness
Related Topics
Trigonometric Functions
Browse all topics
Related Curriculum Standards
US Common Core State Standards, Mathematics
HSF-TF.C.9
Note: To run this Demonstration you need Mathematica 7+ or the free Mathematica Player 7EX
Download or upgrade to
Mathematica Player 7EX
I already have
Mathematica Player
or
Mathematica 7+