Brian, zack, dan, jay, ed, and andrew want to play a two-player video game. if only two people can pay at a time, how many different pairs can they form for the first matchup?
a 12
b 36
c 15
d 30

3, 12, 48, 384, 1536, 6144, 24576, 98304

step-by-step explanation:

just keep timing it by 4.

a. is correct

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.

- (2, -7)

- lines r and s and lines t and u must be parallel