EXAM-STYLE QUESTIONS 6 The expression 2sin 3x cos 3x can be written in the form sin kx. Find the value of k. 7 The expression cos 4x can be written in the form 1 - bsin²x cos²x. Find the value of b.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 5E
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Answer question 7 only.
EXAM-STYLE QUESTIONS
6 The expression 2sin 3x cos 3x can be written in the form sin kx.
Find the value of k.
7 The expression cos 4x can be written in the form 1 - bsin²x cos²x.
Find the value of b.
Transcribed Image Text:EXAM-STYLE QUESTIONS 6 The expression 2sin 3x cos 3x can be written in the form sin kx. Find the value of k. 7 The expression cos 4x can be written in the form 1 - bsin²x cos²x. Find the value of b.
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