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Download Introduction Permutations Combinations and Probability App & MCQ e-Book PDF - 188

MCQ 188:

(n+1)n(n-1)/3.2.1 =

  1. (n+1)ι
  2. 3ι(n-2)ι/(n+1)ι
  3. (n+1)ι/3ι(n-2)ι
  4. (n-2)ι

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Introduction Permutations Combinations and Probability App (Android & iOS)

Introduction Permutations Combinations and Probability App (Android & iOS)

College Math App (Android & iOS)

College Math App (iOS & Android)

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7th Grade Math App (Android & iOS)

8th Grade Math App (Android & iOS)

8th Grade Math App (iOS & Android)