AnswersFL-1200330-Algebra 2 CRGraphing Logarithmic Functions

Graphing Logarithmic Functions Answers

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Which is the graph of a logarithmic function?

A
Option
B
Option
C
Option
D
Option
2
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Answers:
Selection 1:x > 0
Selection 2:all real numbers
3

What is the range of the function?all real numbersy > 0y < 0

A
all real numbers
B
y > 0
C
y < 0
4

Which is the graph of f(x) = log3x?

A
Option
B
Option
C
Option
5

Which function is shown in the graph?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
6

What is the inverse of the logarithmic function f(x) = log9x?

A
f –1(x) = x9
B
f –1(x) = –log9x
C
f –1(x) = 9x
D
f –1(x) =
7

How can you use a point on the graph of f –1(x) = 9x to determine a point on the graph of f(x) = log9x?Switch the x- and y-coordinates.Use the opposites of the x- and y-coordinates.Use the reciprocals of the x- and y-coordinates.

A
Switch the x- and y-coordinates.
B
Use the opposites of the x- and y-coordinates.
C
Use the reciprocals of the x- and y-coordinates.
8

The sound intensity of rustling leaves is 100 times the reference intensity. Use your graph to determine the sound intensity of rustling leaves in decibels. decibels

Answer:

20

9

a translation 3 units right and 2 units upa translation 3 units left and 2 units upa translation 3 units up and 2 units righta translation 3 units up and 2 units left

A
a translation 3 units right and 2 units up
B
a translation 3 units left and 2 units up
C
a translation 3 units up and 2 units right
D
a translation 3 units up and 2 units left
10

The graph shows a logarithmic function f. What do f and the function g(x) = log6x have in common? Select all that apply.

A
Both graphs increase on their domain.
B
The graphs of both functions have the same x-intercept.
C
Neither graph has a y-intercept.
D
Neither graph has a vertical asymptote.
E
Both graphs have a horizontal asymptote.
11

Which table represents the graph of a logarithmic function with both an x-and y-intercept?

A
Option
B
Option
C
Option
12

What is the domain of the function?all real numbers✔ x > 0x < 0

Answers:
Selection 1:x > 0
Selection 2:all real numbers
13

Which points lie on the graph of f(x) = log9x? Check all that apply.

A
Option
B
(0, 1)
C
Option
D
(3, 243)
E
(9, 1)
F
(81, 2)
14

A whisper has a sound intensity of 30 decibels. Use your graph to help you complete the following statement.The sound intensity of a whisper is times the reference intensity.

Answer:

1000

15

(5, 1)(5, 5)(11, 1)(11, 5)

A
(5, 1)
B
(5, 5)
C
(11, 1)
D
(11, 5)
16

x > –3x > –2x > 2x > 3

A
> –3
B
> –2
C
> 2
D
> 3

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