Let u, v be two vectors in IR® satisfying ||u|| = V5 and ||v|| = v2 and u. v = -2. %3D %3D Then (u – v). (u + 3v) is equal to О 10 O None of these -5 17

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 10E
icon
Related questions
Question
Let u, v be two vectors in IR® satisfying ||u|| = V5 and ||v|| = v2 and u. v = -2.
%3D
Then (u – v). (u + 3v) is equal to
10
None of these
O -5
17
Transcribed Image Text:Let u, v be two vectors in IR® satisfying ||u|| = V5 and ||v|| = v2 and u. v = -2. %3D Then (u – v). (u + 3v) is equal to 10 None of these O -5 17
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer