Question: Consider an infinitely long wire coinciding with the positive x-axis and having mass density ((x) = (1 + x2)-1, 0 ( x < (. (a)

Consider an infinitely long wire coinciding with the positive x-axis and having mass density ((x) = (1 + x2)-1, 0 ( x < (.
(a) Calculate the total mass of the wire?
(b) Show that the wire does not have center of mass?

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