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

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