?For the following exercises, the two-dimensional vectors a and b are given.a. Find the
Chapter 2, Problem 131(choose chapter or problem)
For the following exercises, the two-dimensional vectors a and b are given.
a. Find the measure of the angle θ between a and b. Express the answer in radians rounded to two decimal places, if it is not possible to express it exactly.
b. Is θ an acute angle?
[T] a = 〈 3, −1 〉 , b = 〈 −4, 0 〉
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