MATH10120 Midterm: Math10120F14 Fall2006 Ex3F06
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2. (a) (a) (b) (b) (c) (c) (d) (d) (e) (e) 4. (a) (a) (b) (b) (c) (c) (d) (d) (e) (e) 6. (a) (a) (b) (b) (c) (c) (d) (d) (e) (e) 8. (a) (a) (b) (b) (c) (c) (d) (d) (e) (e) 10. (a) (b) (b) (c) (c) (d) (d) (e) (e) Then a b is the set. U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} B = {" 1, " 2, " 3, " 4, " 5, 6, 7, 8, 9, 10} = {6, 7, 8, 9, 10} The elements shown in red are common to both sets, hence. A b = {6, 8, 10}. (a) (d) {1, 3, 5, 6, 7, 8, 9, 10} (c) A survey of 65 students revealed that 40 of them liked rap, 20 of them liked alternative music, 15 of them liked rap and techno, 12 of them liked techno and.
