Using the Angle Between Two Vectors In Exercises 39-42, find u. v, where 0 is the angle between u and v. 39. ||u|| = 9, ||v|| = 36, 0 3π 4
Using the Angle Between Two Vectors In Exercises 39-42, find u. v, where 0 is the angle between u and v. 39. ||u|| = 9, ||v|| = 36, 0 3π 4
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
Transcribed Image Text:**Using the Angle Between Two Vectors**
In Exercises 39–42, find **u · v**, where θ is the angle between **u** and **v**.
39. \( ||\mathbf{u}|| = 9 \), \( ||\mathbf{v}|| = 36 \), \( \theta = \frac{3\pi}{4} \)
Expert Solution
Step 1
Given Data :
Here we have given two vectors with
and the angle between .
Explanation :
From definition of vectors we have,
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