Determine the number of maximal connected intervals in [-10, 10] where the function f(x) = 1cos(1π(-3((3(-1x^2 - 5x + 1) + 2)/(3(-1x^2 - 5x + 1) - 1)) - 5) + 3) - 1 is strictly decreasing.

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