Matematika

Pertanyaan

-50-49-47-......-2-1-0+1+2+3+........+34+35+.......+39+40

2 Jawaban

  • Materi Barisan

    -50 - 49 - 48 - ..... + (-40 + 40) + (-39 + 39) + ... + (-1 + 1)
    = - 50 - 49 - 48 - .... - 41
    = (-50 - 41) + (-49 - 42) + ... + (-46 - 45)
    = -91 × 5 = -455
  • 1. -47-(-2) = -45
    2. 34-3 = 31
    3. 39-35 = 4

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