What is the angle between #<6,-4,-9> # and #< 5,0,2 >#?

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What is the angle between #<6,-4,-9> # and #< 5,0,2 >#?

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Answer 1 · 2016-02-25T06:05:40

78.86 deg, nearly.

Explanation:

The angle between two vectors = arc cos (Dot product of the vectors / (product of the lengths of the vectors)).
Here, it is arc cos (12 / (#sqrt#133#sqrt#29))

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What is the angle between #<6,-4,-9> # and #< 5,0,2 >#?

1 Answer

Explanation:

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