Weare given the functions:
f(x) = - 2 x^2 - x
and
g(x) = - 2 x - 5
Find (fog)(-6)
so we recall that the composition fog is the same as finding f (g(x))
so we first find g(-6) = - 2 (-6) - 5 = 12 - 5 = 7
now we apply this to the function f(x)
f (7) = - 2 * 7^2 - 7 = -2 (49) - 7 = -105
