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Mathematics 18 Online
OpenStudy (anonymous):

are u = <1, -2>, v = <-4, 8> parallel?

OpenStudy (anonymous):

could you explain this problem better?

OpenStudy (abb0t):

You know you could try plotting them on a coordinate plane...

OpenStudy (anonymous):

yes, but what is x and y? This is not in any slope-intercept form or any other commonly used form.

OpenStudy (abb0t):

How old are you?

OpenStudy (abb0t):

anyways, they are parallel as they are multiples of the same vector. viola!

OpenStudy (anonymous):

oh, vectors!

OpenStudy (anonymous):

thank you both!!

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