Let f(x) = 2x^2 - 4x + 1

find the values of f(1), f(0), f(2), f(-2), f(a)

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Graph y = -|x| + 2. click on the graph until the correct one appears.

Which function has the domain x> -11