Prove that the following two statements are equivalent for a simple undirected graph g = (v, e) and a pendant vertex (leaf) v in g.
* g is a tree.
*g − v is a tree.

wheres graph

step-by-step explanation:

if im undersanding the question correctly, its organized from 10

step-by-step explanation:

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2