On how many maximal connected intervals within [-10, 10] is the derivative of f(x) = -3(-2((-2(2|x + 1| + 3) + 1)/(2(2|x + 1| + 3) - 3)) - 2)^2 + 5(-2((-2(2|x + 1| + 3) + 1)/(2(2|x + 1| + 3) - 3)) - 2) + 1 positive?

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