SOLUTION: Please help me with this vectors question. P.S. I tried entering a,-b in < > but the site wouldn't show that, so I am entering a,-b in ( ) . Question: If v_1= (a, -b) and

Algebra ->  Vectors -> SOLUTION: Please help me with this vectors question. P.S. I tried entering a,-b in < > but the site wouldn't show that, so I am entering a,-b in ( ) . Question: If v_1= (a, -b) and       Log On


   

Question 980902: Please help me with this vectors question.
P.S. I tried entering a,-b in < > but the site wouldn't show that, so I am entering a,-b in ( ) .
Question:
If v_1= (a, -b) and v_2= <-2a, 2b>, are v_1 and v_2 parallel?
Thank you.
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!

Question:
If v_1= (a, -b) and v_2= <-2a, 2b>, are v_1 and v_2 parallel?

Answer:
These vectors are not parallel.
They are anti-parallel.
Parallel vector are those whose corresponding segments are parallel and have the same direction.