How do you find an ordered pair to represent 1/2u-v given u=<-1,4> and v=<3,-2>?

1 Answer
Alan P.
Sep 7, 2016

< -3 1/2, 4>

Explanation:

If u= <-1,4>
then 1/2u= <-1/2,2 >

and (if v= < 3, -2> )

then 1/2u-v =< -1/2, 2 > - <3, -2>

color(white)("XXX") = <-1/2-3, 2-(-2)>

color(white)("XXX") = <-3 1/2, 4>

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