Answer:
wnsbsbwbqbqbqbqbqjqj
Step-by-step explanation:
snnaakaknananananabababababababababababa
nansskqlnzelsksuqqhnqqko
8w
-8w times -w is like -8*-1 which would just make the number positive.
Answer:

Step-by-step explanation:
The Law of Cosines is given as:
.
Plugging in given values, we get:
.
Answer: The first option.
Step-by-step explanation:
If you square you get 
x=0