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

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