Question Simplify the expression (n−1)!σn Evaluate σ×n!n2Divide the terms More Steps Evaluate n!n2Factor the expression n(n−1)!n2Reduce the fraction More Steps Calculate nn2Use the product rule aman=an−m to simplify the expression n2−1Subtract the terms n1Simplify n (n−1)!n σ×(n−1)!nSolution (n−1)!σn Show Solution
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