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

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