mgarcia78 mgarcia78

04-11-2020
Mathematics

contestada

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

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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

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gretchwolfe gretchwolfe

04-11-2020

Answer: 45

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

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