On how many maximal connected intervals within [-10, 10] is the derivative of f(x) = -1|((1(1cos(2π(4x - 1) - 2) + 1) + 3)/(-2(1cos(2π(4x - 1) - 2) + 1))) - 3| - 1 positive?

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