For the function f(x) = -5((-1(-1(-2sin(1πx + 2) - 3)) + 2)/(-1(-1(-2sin(1πx + 2) - 3)) - 1))^2 - 2((-1(-1(-2sin(1πx + 2) - 3)) + 2)/(-1(-1(-2sin(1πx + 2) - 3)) - 1)) + 4, find the number of maximal connected intervals in [-10, 10] where f'(x) > 0.

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