Let 8 be the angle between u and v. u = [1, 2, 3, 4], v = [6, 7, 8, 9]

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 31E
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Let 8 be the angle between u and v.
u = [1, 2, 3, 4], v = [6, 7, 8, 9]
Find cos(0). (Round your answer to four decimal places.)
cos(0) =
Determine whether the angle between u and v is acute, obtuse, or a right angle.
OO
acute
obtuse
right angle
Transcribed Image Text:Let 8 be the angle between u and v. u = [1, 2, 3, 4], v = [6, 7, 8, 9] Find cos(0). (Round your answer to four decimal places.) cos(0) = Determine whether the angle between u and v is acute, obtuse, or a right angle. OO acute obtuse right angle
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