sanic123
sanic123 sanic123
  • 01-02-2019
  • Mathematics
contestada

Which function represents the sequence?


f(n)=n+3

f(n)=7n−4

f(n)=3n+7

f(n)=n+7

Which function represents the sequence fnn3 fn7n4 fn3n7 fnn7 class=

Respuesta :

a5904640
a5904640 a5904640
  • 01-02-2019

Let's have in mind:


f(n) = a1 + (n - 1).r


r = a2 - a1

r = 10 - 3

r = 7


So,


f(n) = a1 + (n - 1).7

f(n) = 3 + (n - 1).7

f(n) = 3 + 7n - 7

f(n) = 7n - 4



Answer Link

Otras preguntas

Round 75.64 point, to the nearest ten
The half-life of cesium-137 is 30 years. Suppose we have a 200-mg sample. (a) Find the mass that remains after t years.
In △ABC, P∈ AC so that AP:PC=3:2. If ABPC=14m2. Find AABP and AABC.
Which trait is used to evaluate a writer's opinion and purpose? A. Voice B. Ideas and content C. Organization D. Conventions
What are some examples of Radiation?
If a mass of 100.0g moves through a distance of 50.0 m with an acceleration of 25.0 m s`, how much work was necessary to move the mass?
Toby is the proprietor a start up business. He wants both property and general liability insurance. Which insurance combines both these insurances? A. lawsuit
based on these lines, which of these statements describes Americans' rights?
Solve the system of equations given below. -5x=y-5 -2y=-x-21
Johnathon wants to invest to earn capital gains. What type of investment should he pursue? A. Bonds B. Stocks C. CDs D. T-bills E. Property