Consider the two-dimensional vectors a and b. a = (2, -1), b = (-4, o) (a) Find the measure of the angle e between a and b. Express the answer in radians rounded to two decimal places, if it is not possible to express (b) Is e an acute angle? Yes O No
Consider the two-dimensional vectors a and b. a = (2, -1), b = (-4, o) (a) Find the measure of the angle e between a and b. Express the answer in radians rounded to two decimal places, if it is not possible to express (b) Is e an acute angle? Yes O No
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 16E
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