themmings7903 themmings7903
  • 02-04-2021
  • Mathematics
contestada

Given the arithmetic sequence of 21,
6, 9, 24,
find an explicit rule for the nth term.

Respuesta :

DWRead
DWRead DWRead
  • 02-04-2021

Answer:

Step-by-step explanation:

The sequence you gave is not arithmetic.  I'm assuming the sequence is

21, 6, -9, -24.

d is the common difference between adjacent terms.

a₂ = a₁ + d

6 = 21 + d

d = -15

nth term = a₁ + (n-1)d = 21 - (n-1)15

Answer Link

Otras preguntas

Solve the following addition and subtraction problem 72 km 95 hm + 7 g 12 cg 18 mg =
What are the two parts of binomial nomenclature? ​
Keratin is an intracellular protein. How is it made?
In a two paragraph essay explain why workers with more Education and Training generally get paid higher
An effect of the steamboat’s popularity was that
2. Using the Euclidean Algorithm, Calculate the Greatest Common Divisor of the num- bers 11655 and 11340.
Identify the major weight bearing part of a vertebra
a race car driver drives one lap around a track that is 500 meters in length. what is the drivers displacement at the end of the lap?
How many African Americans served in ww1?
Select the correct answer.An elevator at a department store must carry fewer than 17 people at a time. An elevator operator is present in the elevator at all ti