Determine the number of maximal connected intervals in [-10, 10] where the function f(x) = -1cos(1π((-3(-5(-1x^2 + 4x - 5) - 5) - 1)/(3(-5(-1x^2 + 4x - 5) - 5) - 1)) - 3) is strictly decreasing.

Present the answer in LaTex format: \boxed{Your answer}
user