Problem - 4P9 Find the CM locations of the following thin sticks, each of mass M and length L, whose left ends are at x = 0. (a) A stick with uniform mass density d1 = 2M/3L along the left half, and with uniform mass density A2 = 4M/3L along the right half. (b) A stick whose mass per unit length A increases quadratically with distance from the origin: i.e., A = k(x/L)², where k is a constant. %3D %3D
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