Answer:
wait.
Step-by-step explanation:
what do u really mean by zombies
Answer:c
Step-by-step explanation:
Given

and 
m of n is given by replacing x in
by x-3

can take any value of x except x=4 because at x=4 function is not defined
and
is also not defined for x=4 and can take any value of x
Answer:
Compound consisting of a nucleoside linked to a phosphate group
Step-by-step explanation:
Answer:
3(x-y)
Step-by-step explanation: