batmanmarie2004
13.11.2019 •
Mathematics
The formula s
2
gives the partial sum of an arithmetic sequence. what is the formula solved for an?
eof
2s-an
2s+an
an - 2s+241+n
an-2s-a, n+1
Solved
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Ответ:
answer:
11
step-by-step explanation:
11
Ответ:
x=-3
Step-by-step explanation:
(-3+5) (-3-5)=0
(0) (-8)=0
0=0