Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula. (a) 2 tan(4°) 1 - tan²(4°) X (b) 2 tan(40) 1 - - tan²(40) X
Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula. (a) 2 tan(4°) 1 - tan²(4°) X (b) 2 tan(40) 1 - - tan²(40) X
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°.
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Question
![**Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula.**
(a)
\[
\frac{2 \tan (4^\circ)}{1 - \tan^2 (4^\circ)}
\]
[Text box]
[Red 'X' mark indicating an incorrect answer]
(b)
\[
\frac{2 \tan (4^\circ)}{1 - \tan^2 (4^\circ)}
\]
[Text box]
[Red 'X' mark indicating an incorrect answer]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6841f1bf-ebcf-44b9-bde6-b1a56299f544%2F174ad8b8-c919-456f-b0a5-d12b1d38a4d3%2Fy05yjd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula.**
(a)
\[
\frac{2 \tan (4^\circ)}{1 - \tan^2 (4^\circ)}
\]
[Text box]
[Red 'X' mark indicating an incorrect answer]
(b)
\[
\frac{2 \tan (4^\circ)}{1 - \tan^2 (4^\circ)}
\]
[Text box]
[Red 'X' mark indicating an incorrect answer]
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