Answer: B. All real numbers
Step-by-step explanation:
See attached image.
Answer:

Step-by-step explanation:
Through prime factorization,

I think 3 but im not real for sure
When you multiple a whole you just multiple straight across when you multiple a decimal you you go from right to left starting with the first number on the right then go to the top next then the next then take the next number on the bottom and do the same thing
Hope this helps you
Answer:
-18 and -2.
Step-by-step explanation:
-18 - 2 = -20
-18 * -2 = 36