FarmerJade FarmerJade
  • 18-04-2021
  • Mathematics
contestada

b) Here are the first four terms of another sequence.
6 11 16 21
Write an expression for the nth term of this sequence.

Respuesta :

unicorn3125
unicorn3125 unicorn3125
  • 19-04-2021

Answer:

        aₙ = 5n + 1

Step-by-step explanation:

11 - 6 = 5  ,   16 - 11 = 5  ,  21 - 16 = 5

So, it's atithmetic formula with common difference os 5

[tex]a_n = a_1+d(n-1)\\\\a_1=6\\d=5\\\\a_n=6+5(n-1)\\\\a_n=6 +5n-5\\\\a_n = 5n+1[/tex]

Answer Link

Otras preguntas

How do you add (− 3c4 − 5c2 − 7c) + (4c4 + 8c3 + 2c2)
What value is equivalent to 8 − 4 + 9 × 12? A) −148 B) −60 C) 112 D) 168
An equation is shown below: 2/3 x + 8/3 =2^x what is the solution to the equation? A. X = -2 B. X = -1 C. X = 1 D. X = 2
what caused the post WW1 recession
David has gone to the Niagara Falls with his camera he wants to click photos of the people around him and also the distance sites if he can have just one lens w
Das ist eine echte Frage. Wenn Ihre Frage gelöscht wird, erhalten Sie Ihre Punkte zurück?
Which of the statements below best describes the state of the union’s economic infrastructure during the civil war
A baseball team has ice-cream to celebrate a win. 13 players eat chocolate topping, 10 eat strawberry, 12 eat pineapple, 4 eat both chocolate and strawberry, 5
Species living together and breeding is known as a
A certain forest covers an area of 4900km^2. Suppose that each year this area decreases by 7.25%. What will the area be after 5 years? Use the calculator provid