What is || <-9, 3, 3 > - < 6, -2, 1 > ||?

1 Answer
mason m
Mar 1, 2016

sqrt254

Explanation:

Subtract corresponding components of the vectors.

||< -15,5,2 > ||

To find its length, we will apply the distance formula from (0,0,0).

||< -15,5,2 > ||=sqrt(15^2+5^2+2^2)=sqrt254

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