Algebra problem

Forums: Algebra
Email this Topic • Print this Page

Rewrite with only sin x and cos x. sin 2x - cos 2x

Type: Question • Score: 0 • Views: 599 • Replies: 1

No top replies

@Ask a question,

sin 2x = 2 sin x cos x
cos 2x = cos^2 x - sin^2 x

You will need to memorize these for the test.

0 Replies

Amount in Gallons - Question by Randy Dandy

Amount of Time - Question by Randy Dandy

Algebra Expression - Question by Pio Cain

Trouble understanding these sets! - Question by jessicalorynn

Width of Spaces: Answer/Explanation - Question by Randy Dandy

Algebra 2 - Question by HayleyBoo

▲ ▼