(-2A^2 B)^3 why is the answer -8AB
A aps0608 New member Joined May 23, 2011 Messages 1 May 23, 2011 #1 (-2A^2 B)^3 why is the answer -8AB
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,339 May 23, 2011 #2 Because the answer is wrong if that's actually what it says. Are you SURE you presented it exactly correctly?
Because the answer is wrong if that's actually what it says. Are you SURE you presented it exactly correctly?
