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If `A={1,2,3,4},B={2,3,4,5} and C={4,5,6,7}`, then find each of the following : (i) `A - (B-C)` (ii) `(A- B) -C`. |
Answer» (i) `(B -C)={2,3}` `:. A-(B-C) = {1,4}` (ii) `(A- B)={1}` `:. (A-B)-C = {1}` |
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