The accompanying table shows the cost C(x) (in dollars) of mailing a first-class letter weighing x ounces domestically on a certain date. Complete parts (a) through (e) below. Weight not over (ounces) Price ($) 1 0.39 2 0.67 0.95 4 1.23
The accompanying table shows the cost C(x) (in dollars) of mailing a first-class letter weighing x ounces domestically on a certain date. Complete parts (a) through (e) below. Weight not over (ounces) Price ($) 1 0.39 2 0.67 0.95 4 1.23
Chapter3: Functions
Section: Chapter Questions
Problem 30RE: For the following exercises, use the graphs to determine the intervals on which the functions are...
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Question
![The accompanying table shows the cost C(x) (in dollars) of
mailing a first-class letter weighing x ounces domestically on
a certain date. Complete parts (a) through (e) below.
Weight not over
(ounces)
Price ($)
1
0.39
0.67
0.95
4
1.23
(a) Sketch the graph of y = C(x) on the interval (0,4]. Choose the correct graph below.
O A.
O B.
AC(x)
AC(x)
AC(x)
1.4-
1.2-
1-
0.8-
0.6-
0.4-
0.2-
0-
1.4-
1.2
1-
0.8-
0.6-
0.4-
0.2-
0+
1.4-
1.2-
1-
0.8-
0.6-
0.4
0.2-
4
4
(b) Find lim C(x). Select the correct choice below and fill in any answer boxes in your choice.
O A.
lim C(x) = $
(Type an integer or a decimal.)
X 3-
O B. The limit does not exist.
2.
2.
2-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F29585011-c285-4938-bcd8-a82c38034193%2F1f6413fe-a318-4811-ad48-f460d03ca4e0%2Fdcx52e_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The accompanying table shows the cost C(x) (in dollars) of
mailing a first-class letter weighing x ounces domestically on
a certain date. Complete parts (a) through (e) below.
Weight not over
(ounces)
Price ($)
1
0.39
0.67
0.95
4
1.23
(a) Sketch the graph of y = C(x) on the interval (0,4]. Choose the correct graph below.
O A.
O B.
AC(x)
AC(x)
AC(x)
1.4-
1.2-
1-
0.8-
0.6-
0.4-
0.2-
0-
1.4-
1.2
1-
0.8-
0.6-
0.4-
0.2-
0+
1.4-
1.2-
1-
0.8-
0.6-
0.4
0.2-
4
4
(b) Find lim C(x). Select the correct choice below and fill in any answer boxes in your choice.
O A.
lim C(x) = $
(Type an integer or a decimal.)
X 3-
O B. The limit does not exist.
2.
2.
2-
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