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lolmaster101
08.07.2019 •
Mathematics
Which equation represents the partial sum of the geometric series?
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Ответ:
again,the general formula is a(r^n-1)/(r-1) when r> 1 and a(1-r^n)/(1-r) when r< 1
Ответ:
A-7
B-13
C-52
D-39
Step-by-step explanation:
A-3+4=7
B-91\7=13
C-4•13=52
D-3•13=39