Question

What is the angle between two vectors → A = 3 ^ j − 4 ^ k and → B = − 2 ^ i + ^ j + 2 ^ k .

Answer 1

Answer:

cos theta=|a1a2+b1b2+c1c2|/√a1²+b1²+c1²×√a2²+b2²+c2²

Cos theta=|3-8|/√25×√9

Cos theta=|-5|/5×√9

Cos theta=1/3

Theta =cos^-¹1/3

Step-by-step explanation:

Hope it helps you..

Answer 2

Answer:

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