If n(E) = 32, n(A) = 20, n(B) = 16 and n((AUB)) = 4, find: n(A-B)
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please make as brainliest
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" The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g. 60 km/h to the north). "
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