Find 3u - 6v, if u = 〈−4, 5〉 and v =〈−1, −2〉

Answer 1

3<-4,5> - 6<-1,-2> Distribute the 3 and the 6

<-12,15> - <-6,-12> Combine each respective coordinate

-12 - (-6) = -6

15 - (-12) = 27

= <-6,27>

Answer 2

Multiply u by 3

Multiply v by 6

Subtract the second from the first.