mgarcia78
mgarcia78 mgarcia78
  • 04-11-2020
  • Mathematics
contestada

using the arithmetic sequence 12,15,18,21.....What is the 12th term of the sequence​

Respuesta :

EVEDragon610
EVEDragon610 EVEDragon610
  • 04-11-2020

Answer: 45

Step-by-step explanation:

f(n) = f(1)+CD(n-1)

f(n) = 12+3(n-1)

f(n) = 12 +3n -3

f(n) = 3n+9

plug in 12 for n

f(12) = 3(12)+9

= 36 +9

=45

Answer Link
gretchwolfe gretchwolfe
  • 04-11-2020

Answer: 45

Step-by-step explanation: 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45

Answer Link

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