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frosja888 [35]
2 years ago
14

PLEASE HELP IM REALLY STUCK

Mathematics
1 answer:
7nadin3 [17]2 years ago
7 0

Answer:

a_{18}=-70

Step-by-step explanation:

a_n=a_1+(n-1)d

a_1=2, d = -4

a_{18}=-2+(18-1)*(-4)=-2-68=-70

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