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Find a + b, 2a + 3b, |a|, and |a - b|.

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Find a + b, 2a + 3b, |a|, and |a - b|.

addition-of-vectors
magnitudes

asked Feb 14, 2015 in CALCULUS by anonymous

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1 Answer

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Step 1:

The vectors are and .

Find .

.

Step 2:

Find .

.

Step 3:

Find .

Formula for the length of three dimensional vector is .

.

Step 4:

Find .

.

Solution:

.

.

.

.

answered Feb 16, 2015 by Sammi Mentor

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