f(x) = 14.0 * x^(2.0) - 9.0 * x + 1.0
g(x) = x^(2.0) - 11.0 * x + 10.0
h(x) = 4.0 * x^(2.0) + 12.0 * x + 9.0
p(x) = x^(2.0) + 4.0 * x + 11.0
q(x) = (x^(2.0) - 3.0 * x) / 2.0 - 5.0 - (x - 20.0) / 4.0