12 cot "² x (1 +tan ²³x) = sin ²x 13. use double angle identither to find exact value 7 and 21 < x < 2πT Sin x z Find sin 2x
12 cot "² x (1 +tan ²³x) = sin ²x 13. use double angle identither to find exact value 7 and 21 < x < 2πT Sin x z Find sin 2x
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
Related questions
Question
Help with 12 and 13 please
Transcribed Image Text:12 cot
² x (1 + tan ²x )
+
zsin ²x
13. ase double angle identither to find exact value
7 and 21 < x < 2πT
8
Sin x z
Find Sm 2x
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