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Let sigma = {a, b, c}, L_1 = {ab, c, cab} and L_2 = {lambda, bc} 1. Compute L_2L_1 2. Which of the statements below

Let sigma = {a, b, c}, L_1 = {ab, c, cab} and L_2 = {lambda, bc} 1. Compute L_2L_1 2. Which of the statements below are TRUE? a) L^+_2 = L^_2 b) cabbc elementof L^_1 c) bcbc elementof L^4_2

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