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

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