Question 4 of 10 If A = (4.-5) and B = (7.-9), what is the length of AB ?
A. 5 units
B. 8 units
C. 6 units
D. 7 units
SUBNT

Write the component forms of vectors u and v, shown in the graph, and find v − 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>