Answer:
< - 52, 48 > and 70.77
Step-by-step explanation:
2v - 6u
= 2<- 11, 3 > - 6 < 5, - 7 >
= < - 22, 6 > - < 30, - 42 >
= < - 52, 48 >
| 2v - 6u | = [tex]\sqrt{(-52)^2+(48)^2}[/tex] = [tex]\sqrt{5008}[/tex] = 70.77
