For the function f(x) = -1|(-5(-4((1x + 2)/(-1x + 2))^2 - 4((1x + 2)/(-1x + 2))) - 2) - 1| + 2, 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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