101k views
2 votes
Determine whether the vectors u and v are parallel, orthogonal, or neither. u = (5,4) v = (-10,9)

2 Answers

1 vote

Answer:

A

Explanation:

edge answer

User Passwd
by
7.9k points
6 votes

Answer:

Neither

Explanation:

5 x -10 = -50

4 x 9 = 36

-50 + 36 = -14 and therefore can not be orthogonal

sqrt(25+16)=sqrt(41)

sqrt(100+81)=sqrt(181)

sqrt(41) x sqrt(181) is not equal to -14 so therefore it is not parallel

So the answer is then neither

User Jurell
by
7.6k points
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