I need help and an explanation on how to do this problem please. I don't know where to begin.

118. Use the following graphs and the limit laws to evaluate each limit. 101 10 8- 8- 6- 6+ 4- 4- 2+ -12-10 -8 -6 -4 7 0 2 4 6 8 10 * 16 -14 -12 -10 -8 -6 2 X -24 -4 I -4+ -6- -6- -8- -8- -10 -10- y = f(x) y = g(x) a. lim x--3+ (x)+ g(x)) b. lim f (x)g(x) X -+ 0 3 c. lim x-1 (f (x ) )