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Concept explainers
Derive a formula for
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Answer to Problem 45AYU
Explanation of Solution
Given information:
Derive a formula for
Calculation:
We know that
Using the double angle formulas,
Now find the expression of
We know that
Rewrite the expression into this form
Apply the formula for sine function
Substituting the double angle formulas,
Use the variation
Similarly, apply the same formula, for cosine function
Take out common factor,
Rewrite the expression
Simplify the expression,
Substitute the values of
Factor the common terms in the expression
Use the variation
Chapter 7 Solutions
Precalculus
Additional Math Textbook Solutions
Calculus, Single Variable: Early Transcendentals (3rd Edition)
Glencoe Math Accelerated, Student Edition
Precalculus
Calculus & Its Applications (14th Edition)
Thomas' Calculus: Early Transcendentals (14th Edition)
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning
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