Matematika

Pertanyaan

15xy - 20yz - 25yz=.......

2 Jawaban

  • 15xy - 20yz - 25yz = 5y(3x - 4z - 5z) = 5y(3x - 9z)
  • 15xy - 20yz - 25yz = 15xy - 45 yz
                                  = 15(xy - 3yz)

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