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c. sin 2x: = 2 tan x 1+tan² x d. 2 cos x cos 2x+1 =secx ✓✓✓✓

c. sin 2x: = 2 tan x 1+tan² x d. 2 cos x cos 2x+1 =secx ✓✓✓✓

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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c. sin 2x = 2 tan x 1+tan² x ۷۷۷۷ Ontario Virtual School 2 cos x cos 2x+1 d. =secx ✓✓
Transcribed Image Text:c. sin 2x = 2 tan x 1+tan² x ۷۷۷۷ Ontario Virtual School 2 cos x cos 2x+1 d. =secx ✓✓
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