Troubles interpreting what this wants from me. X = (1 1 1 1) Y = (1 -1 -1 1) Let A = aX and B = bY, where a and b are constants. Now consider M= (a+b a-b a-b a+b) Find THE general statement that expresses M^n in terms of aX and bY. I'm completely lost. Can anyone direct me in the right direction?