Compute the products in Exercises 1-4 using (a) the definition, as in Example 1, and (b) the row- vector rule for computing A x . If a product is undefined, explain why. 3. [ 6 5 − 4 − 3 7 6 ] [ 2 − 3 ]
Compute the products in Exercises 1-4 using (a) the definition, as in Example 1, and (b) the row- vector rule for computing A x . If a product is undefined, explain why. 3. [ 6 5 − 4 − 3 7 6 ] [ 2 − 3 ]
Compute the products in Exercises 1-4 using (a) the definition, as in Example 1, and (b) the row-vector rule for computing Ax. If a product is undefined, explain why.
3.
[
6
5
−
4
−
3
7
6
]
[
2
−
3
]
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
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