toluadekoya223 toluadekoya223

26-02-2024
Mathematics

contestada

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

Respuesta :

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

Which technique does Alexander Pope use in this excerpt from his poem "Essay on Man"? Know, then, thyself, presume not God to scan; The proper study of mankind

A machine can produce 27 inches of ribbon every 3 minutes. How many feet of ribbon can the machine make in one hour? Explain?

Japan's annexation of Korea led to the Russo-Japanese War. a. True b. False.

Instructions:Select the correct answer. Why should writers take a break between writing the first draft and revising? to separate the processes of writing a

Barbara can walk 3200 meters in 24 mins. How far can she walk in 3mins. ?

Define subcontinent. A. a small continent B. alarge landmass within a larger continent C. a big country D. an island near a bigger continent

how do you spell thoughs as in thoughs who believe

Which technique does Alexander Pope use in this excerpt from his poem "Essay on Man"? Know, then, thyself, presume not God to scan; The proper study of mankind

Find the mean of this set of numbers. 7, –9, 6, –10, –13, –5 A. 7.7 B. –24 C. 4 D. –4

why do you think Hannibal led his army through the treacherous Alps instead of engaging his enemy at sea