florencemarti7727 florencemarti7727
  • 04-06-2019
  • Mathematics
contestada

The fuction a (n) = 3n-7 represents the value of the nth term in a sequence. What is the sum of the 1st and 5th terms of the sequence

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 16-06-2019

Answer:

  • 1st term: -4
  • 5th term: 8

Step-by-step explanation:

Put the appropriate values of n in the formula and do the arithmetic.

  a(1) = 3·1 -7 = -4

  a(5) = 3·5 -7 = 8

The 1st and 5th terms are -4 and 8.

_____

The first few terms of the sequence are ...

  -4, -1, 2, 5, 8, 11, 14, ...

Answer Link

Otras preguntas

Can anyone help please
What perennial democratic state did George h.w bush win in 1988
I have a test tomorrow and this is what I have to study please help!
Nate feels frustrated that he can’t join his brother which of the following sentences from the story best supports this statement? A.”Nate side and bent down to
ich denke. deutsch ist interessant. (dass) a. Ich denke, dass deutsch ist interessant. b. ich denke, dass ist deutsch interessant. c. ich denke, dass ist inte
What is the ratio of 7 nickles to 70 cents
18. Which process led to the release of large amounts of carbon dioxide at the end of the Devonian period? Please explain A. The melting of glaciers B. Th
Is zebra stripes a genotype or a phenotype
A 29 N force is pushing an object to the right and a 29 N force is pushing on it to the left. Which direction will it move
What is the area of a circle with a radius of 7 cm? (Use 3.14 and round to the nearest tenth.)