For the function f(x) = (1(1(5(-1|x + 2| + 1)^2 - 5(-1|x + 2| + 1) + 5) + 5) + 3)/(2(1(5(-1|x + 2| + 1)^2 - 5(-1|x + 2| + 1) + 5) + 5) - 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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