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Let v = (2, 2) and w= (-4,5). Calculate the following. The cosine of the angle between v + w and v- w (Give an exact answer. Use symbolic notation and fractions where needed.) cosine of the angle: I

Let v = (2, 2) and w= (-4,5). Calculate the following. The cosine of the angle between v + w and v- w (Give an exact answer. Use symbolic notation and fractions where needed.) cosine of the angle: I

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 4E
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Let v= (2, 2) and w = (-4,5). Calculate the following. The cosine of the angle between v + w and v - w (Give an exact answer. Use symbolic notation and fractions where needed.) cosine of the angle: ||
Transcribed Image Text:Let v= (2, 2) and w = (-4,5). Calculate the following. The cosine of the angle between v + w and v - w (Give an exact answer. Use symbolic notation and fractions where needed.) cosine of the angle: ||
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