Answer:
Step-by-step explanation:
so it's a little hard to tell if they mean
or 
for for answer D but i'll guess that they mean the latter.... also for B... it's often said... incorrectly that you can't take the square of a negative number.. but that's not exactly true. b/c 
= i in the imaginary number world. soooo that said... I think they are assuming that you don't know you could do that.. even thou.. now you do :D but.. B looks like the best choice
The probability of drawing at least one pair is 111/143.
School is for ugly people
The answer is 14 - 48 i did use foil method btw
Answer:
d 5,16,21 Am sure I think
Step-by-step explanation:
