Find the angle between the vectors. (First find an exact expression and then approximate to the nearest degree.) a = (1, - 4, 1), b = (0, 2,-2)

angle-between-vector

#1

Find the angle between the vectors. (First find an exact expression and then approximate to the nearest degree.)
a = (1, - 4, 1), b = (0, 2,-2)

Answer:

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