AnswersLAUSD-Algebra II B Prescriptive - SummerUnit Test

Graphing Exponential Functions Answers

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1
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Which set of ordered pairs could be generated by an exponential function?

A
(1, 1), , ,
Option A
B
(1, 1), , ,
Option B
C
, , ,
Option C
D
, , ,
Option D
2
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Which function has a range of y < 3?

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A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
3

Which graph represents an exponential function?

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A
On a coordinate plane, a curve decreases rapidly and then levels out.
Option A
B
On a coordinate plane, a curve decreases, changes directions, and then decreases again.
Option B
C
On a coordinate plane, 2 curves mirror each other.
Option C
D
On a coordinate plane, a line curves increases gradually.
Option D
4

What are the domain and range of the function f(x) = 3x + 5?

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A
domain: ; range:
Option A
B
domain: ; range:
Option B
C
domain:; range:
Option C
D
domain: ; range:
Option D
5

Which graph represents an exponential function?

Question illustration
A
On a coordinate plane, a parabola is shown.
Option A
B
On a coordinate plane, 2 curves mirror each other.
Option B
C
On a coordinate plane, a line curves upwards gradually.
Option C
D
On a coordinate plane, a line increases rapidly and then levels off.
Option D
6

What are the domain and range of ?

Question illustration
A
The domain is all real numbers. The range is all real numbers.
B
The domain is all real numbers. The range is all real numbers greater than zero.
C
The domain is all real numbers greater than zero. The range is all real numbers.
D
The domain is all real numbers greater than zero. The range is all real numbers greater than zero.
7

Which table represents an exponential function of the form when ?

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A
mc028-3.jpg
Option A
B
mc028-4.jpg
Option B
C
mc028-5.jpg
Option C
D
mc028-6.jpg
Option D
8

Which graph represents an exponential function?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
9

Which of the following describes the transformation of from the parent function ?

Question illustration
r
reflect across the x-axis, stretch the graph vertically by a factor of 3, shift 2 units up
r
reflect across the y-axis, stretch the graph vertically by a factor of 2, shift 3 units up
r
reflect across the x-axis, stretch the graph vertically by a factor of 2, shift 3 units up
r
reflect across the y-axis, stretch the graph vertically by a factor of 3, shift 2 units up
10

Which of the following describes the transformations of from the parent function ?

Question illustration
A
shift 4 units left, reflect over the x-axis, shift 2 units down
B
shift 4 units left, reflect over the y-axis, shift 2 units down
C
shift 4 units right, reflect over the x-axis, shift 2 units down
D
shift 4 units right, reflect over the y-axis, shift 2 units down
11

Which statement best describes the domain and range of p(x) = 6–x and q(x) = 6x?

A
p(x) and q(x) have the same domain and the same range.
B
p(x) and q(x) have the same domain but different ranges.
C
p(x) and q(x) have different domains but the same range.
D
p(x) and q(x) have different domains and different ranges.
12

best

f
f(x) and g(x) have the same domain and the same range.
f
f(x) and g(x) have the same domain but different ranges.
f
f(x) and g(x) have different domains but the same range.
f
f(x) and g(x) have different domains and different ranges.
13

Which function represents a vertical stretch of an exponential function?

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A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
14

Which set of ordered pairs could be generated by an exponential function?

A
(0, 0), (1, 1), (2, 8), (3, 27)
B
(0, 1), (1, 2), (2, 5), (3, 10)
C
(0, 0), (1, 3), (2, 6), (3, 9)
D
(0, 1), (1, 3), (2, 9), (3, 27)
15

Which properties are present in a table that represents an exponential function in the form when ?I. As the x-values increase, the y-values increase.II. The point (1, 0) exists in the table.III. As the x-values increase, the y-values decrease.IV. As the x-values decrease, the y-values decrease, approaching a singular value.

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A
I and IV
B
I and II
C
II and III
D
III only
16

Which of the following exponential equations could be represented by the table below?3210123452.00142.00412.01232.0372.1112.3333511

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

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