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-BARSIC- [3]
3 years ago
6

Please help quickly!

Mathematics
1 answer:
Oxana [17]3 years ago
5 0
A(n)=2+(n-1)(-2.5)

Input 5 for n

A(5)=2+(5-1)(-2.5) \\ A(5)=2+(4)(-2.5) \\ A(5)=2+(-10) \\ A(5)=-8

I hope this helps!:)
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