melacuna89 melacuna89

25-06-2020
Mathematics

contestada

Write an
explicit formula for An, the nth term of the sequence
15, 7, -1,....

Respuesta :

mhanifa mhanifa

03-07-2020

Answer:

aₙ=23 - 8n

Step-by-step explanation:

15, 7, -1,....

AP with the first term of 15 and common difference -8

aₙ=a₁+(n-1)d= 15+(n-1)*(-8)= 15 -8n +8= 23 - 8n

aₙ=23 - 8n

Answer Link

Otras preguntas

What is 0.57 divided by 30 and how did I get that

How many different ways can 50 players in a marching band be arranged in a rectangle arrangements?

A rubber ball is dropped onto a hard surface from a height of 8 feet, and it bounces up and down. At each bounce it rises to 90% of the height from which it fe

The deck in Hopes backyard is round.It has 5 post evenly spaced around the edge to support a trellis. For her birthday party , she wants to connect each post to

A skateboarder shoots off a ramp with a velocity of 5.0 m/s, directed at an angle of 57° above the horizontal. The end of the ramp is 1.2 m above the ground.

90=20+70 use the distributive property and the GCF OF 20 and 70 to write another related expression for 90 could you write another expression with a different c

is a formation of a limestone cave a physical change?

What is the midpoint of 0.01 and 0.02

A given rectangle has an area of 20 square feet. What is the length for various widths?

The Afrikaners who settled in southern Africa traced their origin back to which European region? (A) England (B) Germany (C) Netherlands (D) France (E) Spain