Matematika

Pertanyaan

(11+22+33+44+55+.....99)-(21+31+41+51+61+.....91)=

1 Jawaban

  • 11 + 22 + 33 + 44 + 55 + 66 + 77 + 88 + 99 = 495 
    21 + 31 + 41 + 51 + 61 + 71 + 81 + 91 = 488 
    495 - 488 = 47

    sorry kalo salah 

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