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MCQ:

If an+1 + bn+1/an + bn is the harmonic mean between a and b, then n =

  1. −1
  2. 1
  3. −2
  4. 0

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Harmonic Mean App (Android & iOS)

Harmonic Mean App (Android & iOS)

College Math App (Android & iOS)

College Math App (iOS & Android)

6th Grade Math App (Android & iOS)

6th Grade Math App (Android & iOS)

8th Grade Math App (Android & iOS)

8th Grade Math App (iOS & Android)