(a) draw the vectors a=[3, 2], b=[2,-1], and c=[7, 1]. (b) show, by means of a sketch, that there are scalars s and t such that c=sa+tb. (c) use the sketch to estimate the values of s and t. (d) find the exact values of s and t.

4

Step-by-step explanation:

s is 2,1 t is 1

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )