Assume that postage for sending a first-class letter in the United States is $0.39 for the first ounce (up to and including 1 oz) plus $0 28 for each additional ounce (up to and including each additional ounce). Complete parts (a) (d). a. Graph the function p= fjw) that gives the postage p for sending a letter that weighs w ounces, for 0

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
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Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Assume that postage for sending a first-class letter in the United States is $0.39 for the first ounce (up to and including 1 oz) plus $0 28 for each additional ounce (up to and including each additional ounce). Complete parts (a) (d).
a. Graph the function p= fjw) that gives the postage p for sending a letter that weighs w ounces, for 0<ws5 Choose the correct graph below.
OB.
OC.
OD.
OA.
Apiw)
Apw)
b. Evaluate lim f(w)
w-33
lim fiw) =O
33
E. Interpret the limits lim f(w) and lim fw)
DA. lim f(w) is the limit as f(w) approaches 1 from the left im f(w) is the limit as f(w) approaches 1 from the right.
w1"
DB.
lim f(w) is the cost for a letter that weighs just under 1 oz, lim fw) is the cost of a letter that weighs just over 1 oz
w1"
OC.
lim f(w) is the cost for a letter that weighs just over 1 oz lim f(w) is the cost of a letter that weighs just under 1 oz
D. lim fiw) is the weight of a letter that costs just over $1; lim fw) is the weight of a letter that costs just under $1.
Transcribed Image Text:Assume that postage for sending a first-class letter in the United States is $0.39 for the first ounce (up to and including 1 oz) plus $0 28 for each additional ounce (up to and including each additional ounce). Complete parts (a) (d). a. Graph the function p= fjw) that gives the postage p for sending a letter that weighs w ounces, for 0<ws5 Choose the correct graph below. OB. OC. OD. OA. Apiw) Apw) b. Evaluate lim f(w) w-33 lim fiw) =O 33 E. Interpret the limits lim f(w) and lim fw) DA. lim f(w) is the limit as f(w) approaches 1 from the left im f(w) is the limit as f(w) approaches 1 from the right. w1" DB. lim f(w) is the cost for a letter that weighs just under 1 oz, lim fw) is the cost of a letter that weighs just over 1 oz w1" OC. lim f(w) is the cost for a letter that weighs just over 1 oz lim f(w) is the cost of a letter that weighs just under 1 oz D. lim fiw) is the weight of a letter that costs just over $1; lim fw) is the weight of a letter that costs just under $1.
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