Matematika

Pertanyaan

1-2+3-4+5-6+7-8+...-100

1 Jawaban

  • (1 - 2) + (3 - 4) + (5 - 6) + ... + (99 - 100)
    = (-1) + (-1) + ... + (-1)
    = (100/2)(-1)
    = -50

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