24dj9952 24dj9952

23-07-2021
Mathematics

contestada

What is the explicit formula for this sequence?
-7, -3, 1, 5, ...

Respuesta :

jcherry99 jcherry99

23-07-2021

Answer:

Step-by-step explanation:

a1 = - 7

d = 4

an = a1 + (n - 1) * d

an = - 7 + (n - 1) * 4

an = - 7 + 4n - 4

an = -11 + 4n

Try this out. Let n = 3

a3 = -11 + 4*3

a3 = - 11 + 12

a3 = 1 Which is what the series says.

Answer Link

Otras preguntas

what does G.D.P stand for

The explorer Francisco Estrada-Belli and his friends are very active and sporty. Complete the following sentences to describe the activities they are doing in e

In the diagram, m ZXYZ = 115° and mZWXY = 45° Х

Simplify x + x + y * y

Write a report on Endangered Species

Using the information in the table, draw a graph of the relationship between t, the time, and d, the total distance traveled by the train, for a trip that laste

SBC is an isosceles triangle with main vertex S. → Let D be the symmetric of B with respect to C and A the symmetric of C with respect to B. 1) Compare AB and C

Leaf U. Allone needs to borrow $120,000 from his local bank for the home he is buying. The bank offers a 30 year mortgage at an APR of 6.5%. A) How many monthl

Both metaphor and analogy make comparisons A. to strengthen the writer's message. B. to revise the writer's message. C. to outline the writer's message. D. t

CH3NH2 + H2O = (CH3NH3)1+ + (OH)1- Which are the acids and which are the bases.