Question

HELP PLEASE MEDALS
1.) Let u = <-6, 3>, v = <-1, -6>. Find 4u + 2v.
<-26, -3>
<-22, 24>
<-26, 0>
<-28, -12>
2.)Let u = <6, -9>, v = <1, -4>. Find u - v.
<5, -5>
<10, -10>
<15, 5>
<7, -13>
3.) Find the angle between the given vectors to the nearest tenth of a degree.
u = <8, 4>, v = <9, -9>
81.6°
25.8°
35.8°
71.6°

Answer 1

@freckles @Miss.SweetiePie @dan815

Answer 2

@phi @paki @Preetha

Answer 3

I am not good a those