toluadekoya223
toluadekoya223 toluadekoya223
  • 26-02-2024
  • Mathematics
contestada


Find the sum of the first twelve terms of the sequence 2, 5, 8, 11,...

Respuesta :

Nayefx
Nayefx Nayefx
  • 26-02-2024

Answer:

222

Step-by-step explanation:

Basically arithmetic sequence where the common difference is 3 and the first term is 2. Therefore the 12th term would be 35

Hence [tex]S_{12}=12*(2+35)/2=\boxed{ 222}[/tex]

Answer Link

Otras preguntas

What is 10 and 2/3 divided by 8?
HELP: Grapes were priced at 3 pounds for $5.28 A. what was the price per pound. B. how much would 10 pounds of grapes cost.
Who was the first European to cross the African continent? A. David Livingstone B. Cecil Rhodes C. Benjamin Disraeli
The regular price is $35.45 and the percent of discount is 15%. What is the sale price?
Genes from parent to child remain the same in which type of reproduction?
Which words in the sentence make up the appositive phrase? Mrs. Guerrero, the president of the historical society, is retiring next summer. A. is retiring B. th
what is the quotient of 13 divided by 4 as a fraction or a mixed number
what is the product of (x+1) and (2x^2+3x-1)
B squared minus 4b plus 4 equals 0
Round 7.2199 to the nearest thousandth. This question is killing me