Find sin 2x, cos 2x, and tan 2x if sinx= and x terminates in guadrant IV. sin 2x %3D cos 2x %3D tan 2x %D

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 60E
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O TRIGONOMETRIC IDENTITIES AND EQUATIONS
Double-angle identities: Problem type 1
Find sin 2x, cos 2x, and tan 2x if sinx=-
2
and x terminates in quadrant IV.
石
sin 2x
cos 2x
%3D
tan 2x
||
Transcribed Image Text:O TRIGONOMETRIC IDENTITIES AND EQUATIONS Double-angle identities: Problem type 1 Find sin 2x, cos 2x, and tan 2x if sinx=- 2 and x terminates in quadrant IV. 石 sin 2x cos 2x %3D tan 2x ||
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