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Inspect the graph of the function to determine whether it is increasing or decreasing on the given interval.   ​f(x)=4x+1 on (−∞,∞)

Inspect the graph of the function to determine whether it is increasing or decreasing on the given interval.   ​f(x)=4x+1 on (−∞,∞)

Intermediate Algebra
Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Functions
Section9.CR: Review Problem Set
Problem 24CR: An outpatient operating room charges each patient a fixed amount per surgery plus an amount per...
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Inspect the graph of the function to determine whether it is increasing or decreasing on the given interval.
 
​f(x)=4x+1
on (−∞,∞)
 
 
Choose the correct answer below.
 
 
A.
The function is
increasing
on
(−∞,∞)
because its graph is a line with
positive
slope.
 
B.
The function is
decreasing
on
(−∞,∞)
because its graph is a line with
positive
slope.
 
C.
The function is
increasing
on
(−∞,∞)
because its graph is a line with a
positive
​y-intercept.
 
D.
The function is
decreasing
on
(−∞,∞)
because its graph is a line with a
positive
​y-intercep
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