Question 10 <> Let a = 7i + 5j and b = - 5i – 6j. Find a · b

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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How would I find a*b based on this equation?

Question 10
>
Let ā
7i + 5j and
– 5ỉ – 63. Find ā ·
||
Transcribed Image Text:Question 10 > Let ā 7i + 5j and – 5ỉ – 63. Find ā · ||
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