(2) Show that if f has support in a compact set A CR and g has support in a compact set B C R then f * g has support in A+ B := {r+ y : x € A, y e B}. f*g is convolution.

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A: Given U = a, b, c, d, e, f, g, hA = a, f, hB = b, c, d, fC = b, c, d, e, g

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