(a)
The Quadrant in which
(a)
Answer to Problem 40E
Second Quadrant
Explanation of Solution
Given:
The given expression is
Here u is in 3rd quadrant and
Hence,
(b)
To Find: The exact values of
(b)
Answer to Problem 40E
Explanation of Solution
Given: To find the exact values of
FORMULA USED:
HALF ANGLE FORMULA:
The given expression is
Here, Sin is positive whereas Cos and Tan are negative because u/2 lies in Second Quadrant
Hence,
Chapter 5 Solutions
EBK PRECALCULUS W/LIMITS
- 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