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yana4141
@yana4141
July 2022
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Вычислить первые три члена последовательности которая задана формулой n-ого члена аn=n^2-n/2
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ndusha
Verified answer
А1=(1²-1)/2=(1-1)/2=0/2=0
а2=(2²-2)/2=(4-2)/2=2/2=1
а3=(3²-3)/2=(9-3)/2=6/2=3
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Answers & Comments
Verified answer
А1=(1²-1)/2=(1-1)/2=0/2=0а2=(2²-2)/2=(4-2)/2=2/2=1
а3=(3²-3)/2=(9-3)/2=6/2=3