Which functions are even? Check all of the boxes that apply. f(x) = x+ - x?
f(x) = x2 – 3x + 2
(x) = VE-2)
f(x) = x1

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2