65 À :: `+`(`/`(1, `*`(`^`(sin, 2), `*`(x))), `-`(`/`(1, `*`(cos(`+`(`*`(`+`(`*`(3, `*`(Pi))), `/`(1, 2)), `-`(x))))))) = 2                                    Á :: [π;5π/2] 

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