Seudónimo Seudónimo
  • 02-01-2015
  • Mathematics
contestada

Find the 22nd term of the arithmetic sequence with a1 = -6 and a common difference of d=3

Respuesta :

naǫ
naǫ naǫ
  • 02-01-2015
[tex]a_n=a_1+d(n-1) \\ a_1=-6 \\ d=3 \\ a_n=-6+3(n-1)=-6+3n-3=3n-9[/tex]

The nth term of the sequence is 3n-9.
Now replace n with 22.

[tex]a_{22}=3 \times22-9=66-9=57[/tex]

57 is the 22nd term of this sequence.
Answer Link

Otras preguntas

What is the percent of discount on an item that has a sale price of $179.95 and regular price of $213.95? round to the nearest whole number percent.
Ananias first referred to Saul as Paul immediately after Saul's conversion experience. True False
Why is jane goodall brave?
Multicellular animals have levels of organization. What characteristic of cells makes this possible?
Which biome contains plants with large leaves and animals with large ears?
Explain the flow of energy in an energy pyramid like the one below.then tell how an energy pyramid and a food chain are the same and how the are different
What's the percentage of 60% of 90 show the work??
Review the meaning The boy's life is in endangered which best identifies and explains the evidence that supports this meaning A. "With mast, and helm and pennon
Which of the following best describes gothic literature? literature that explores grotesque characters and eerie, violent occurrences in dreary settings literat
World Geography:Why is South islands west coast called the "Wet Cost"1) It's terrain consists of mostly rainforest.2) Weather systems crossing the Pacific from