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Find the number of ways to choose an ordered pair (a,b) of numbers from the set {1,2,3,…,10} such that |a−b|≤5. (correct answer + 5, wrong answer 0) |
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Answer» Find the number of ways to choose an ordered pair (a,b) of numbers from the set {1,2,3,…,10} such that |a−b|≤5. (correct answer + 5, wrong answer 0) |
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