Răspuns:
aplicăm formula lui Ghaus
S=n(n+1)/2
S=(1/100×101/100)/2=100×101/100×1/2=50×101/100=505/10=50,5
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Răspuns:
aplicăm formula lui Ghaus
S=n(n+1)/2
S=(1/100×101/100)/2=100×101/100×1/2=50×101/100=505/10=50,5