The number of streetlights in a town is growing linearly. Four months ago (t = 0) there were 47 lights. Now (t = 4) there are 107 lights. If this trend continues, (a) Find an explicit formula for the number of lights in month t. Pt= lights. (b) How many months will it take to reach 211 lights? Round your answer to the nearest month. months.
The number of streetlights in a town is growing linearly. Four months ago (t = 0) there were 47 lights. Now (t = 4) there are 107 lights. If this trend continues, (a) Find an explicit formula for the number of lights in month t. Pt= lights. (b) How many months will it take to reach 211 lights? Round your answer to the nearest month. months.
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter8: Rational Expressions And Equations
Section8.9: Use Direct And Inverse Variation
Problem 8.184TI: The force needed to break a board varies inversely with its length. Richard uses 24 pounds of...
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![The number of streetlights in a town is growing linearly.
Four months ago (t = 0) there were 47 lights. Now (t = 4)
there are 107 lights. If this trend continues,
(a) Find an explicit formula for the number of lights in
month t.
P₁ =
lights
(b) How many months will it take to reach 211 lights?
Round your answer to the nearest month.
months.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F79b24956-5ec9-4c53-911d-9c67a7f313db%2Fdb80246f-f394-4400-8d4b-c96194422ad1%2Fvw0t2ds_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The number of streetlights in a town is growing linearly.
Four months ago (t = 0) there were 47 lights. Now (t = 4)
there are 107 lights. If this trend continues,
(a) Find an explicit formula for the number of lights in
month t.
P₁ =
lights
(b) How many months will it take to reach 211 lights?
Round your answer to the nearest month.
months.
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