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son4ous [18]
2 years ago
9

Find a formula for the nth term

Mathematics
2 answers:
Jet001 [13]2 years ago
8 0
Answer:
given,a= 9 and d= -2
nth term=a+(n-1)d
=9+(n-1)-2
=9-2n+2
=11-2n

Therefore nth term = 11-2n
USPshnik [31]2 years ago
6 0

Answer:

arithmetic sequence formula: first term + (n - 1)common difference

9 + (n - 1)-2

9 + -2n + 2

= -2n + 11

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