Question

Solve this question

Answer 1

Answer:

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Answer 2

Answer:

Angle between two vectors is given by Cos theta = (a.b)/(|a||b|)

a.b = -6 + 0 + 6 = 0

|a||b| = √14 * √45 = √630 = 25

Cos theta = 0/25

Theta = 90°

Angle between two vectors = 90°

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