On how many maximal connected intervals within [-10, 10] is the derivative of f(x) = -2((-1(2(3cos(2πx - 3))^2 + 4(3cos(2πx - 3)) - 5) + 1)/(1(2(3cos(2πx - 3))^2 + 4(3cos(2πx - 3)) - 5) + 1)) - 4 positive?

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