3.124
3 + 0.100+ 0.020 + 0.004
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
====================================
Sorry,
For a), 18c^2 - 18c^2 = 0
Not = 36c^2
Step-by-step explanation:
second option is the correct answer
Answer: The second one
Step-by-step explanation:it's the second one because the line goes strait through the orign