prisillamancha123 prisillamancha123
  • 04-04-2020
  • Mathematics
contestada

Find a formula for the nth term of the arithmetic sequence
First term 9
Common difference -2

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 04-02-2021

9514 1404 393

Answer:

  an = 9 -2(n -1)

Step-by-step explanation:

The general formula for the n-th term of an arithmetic sequence with first term a1 and common difference d is ...

  an = a1 +d(n -1)

Your sequence has a1=9 and d=-2, so the formula is ...

  an = 9 -2(n -1)

Answer Link
giosolco
giosolco giosolco
  • 13-08-2022

Answer:

Step-by-step explanation:

Answer is an=-2n + 11


Hope this helps :)

Answer Link

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