$[15$ pts$]$ Consider the line segments connecting points $p_1$ and $p_2$ in each of the following

scenarios. Find a vector vec$(V)=(x,y)$ that represents these line segments.

a$.p_1=(5,2)$ and $p_2=(1,10)$

b$.p_1=(-4,3)$ and $p_2=(3,15)$

c$.p_1=(5,4)$ and $p_2=(7,3)$