tolong bantuu yaa... yang nomor 4 itu UV= VU= ||UV||=

Materi : Vektor

a. UV = V-U = (4-2,-1-(-1),2-3) = (2,0,-1)
b. VU =U-V = (2-4,-1-(-1),3-2) = (-2,0,1)
c. |UV| = √(2²+0²+(-1)²)= √5

semoga membantu