Given v=−i+j and w=i+j (a) find the dot product v•w; (b) find the angle between v and w; (c) state whether the vectors are parallel, orthogonal, or neither.
Given v=−i+j and w=i+j (a) find the dot product v•w; (b) find the angle between v and w; (c) state whether the vectors are parallel, orthogonal, or neither.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 2E
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Question
Given
v=−i+j
and w=i+j(a) find the dot product
v•w;
(b) find the angle between
v
and
w;
(c) state whether the vectors are parallel, orthogonal, or neither.
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