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Write an equation for the nth term of the arithmetic sequence 30,23,16,9,2

Write an equation for the nth term of the arithmetic sequence 30,23,16,9,2
asked 165k views
10 votes
Write an equation for the nth term of the arithmetic sequence 30,23,16,9,2

asked
User Hardik Darji
by
7.3k points

1 Answer

5 votes

Answer

an=a1+(n-1)d

Explanation:

a2-a=9_2=7

a3-a2=16-9=7

a4-a3=23-16=7

a5-a4=30-23=7

answered
User Xnake
by
8.3k points
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