Question: 1.) Let u = <3, -1>, v = . Find 9u + 2v. <39, 3> <18, -24> <15, -21> 2.) Find a b. a =

1.) Let u = <3, -1>, v = <-6, -6>. Find 9u + 2v.

<39, 3>

<18, -24>

<-27, -14>

<15, -21>

2.) Find a b.

a = 4i - 4j, b = 4i + 5j

-4

<8, 1>

<16, -20>

-36

3.) Find the angle between the given vectors to the nearest tenth of a degree.

u = <-5, -4>, v = <-4, -3>

-9.1

1.8

0.9

11.8

4.) Determine whether the vectors u and v are parallel, orthogonal, or neither.

u = <6, -2>, v = <8, 24>

Neither

Parallel

Orthogonal

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