(A+B)^3

general knowledge math & puzzles

  1. A^3+B^3+2AB(A+B)

  2. A^3+B^3+3AB(A+B)

  3. A^3+B^3+2AB(A^2+B^2)

  4. A^3+B^3+AB(A^2+B^2)

Show answer
Correct Option: B

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