Démontre l'identité trigonométrique 2 tan x 1+tan² x = sin 2x.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 16E
icon
Related questions
Question
Démontre l'identité trigonométrique
2 tan x
1 + tan² x
= sin 2x.
=
Transcribed Image Text:Démontre l'identité trigonométrique 2 tan x 1 + tan² x = sin 2x. =
TU
n cos COS
7
4π
21
-
sin sin
I
4π
21
Transcribed Image Text:TU n cos COS 7 4π 21 - sin sin I 4π 21
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning
Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:
9781305658004
Author:
Ron Larson
Publisher:
Cengage Learning