AnswersAlgebra II - MA3111 A-ICModeling with Quadratic Equations

Modeling with Quadratic Equations — Unit test Answers

31 verified answers7 views
21
Free Preview

What is the solution to

Question illustration
A
x = negative 95
Option A
B
x = negative 5
Option B
C
x = 5
Option C
D
x = 95
Option D
22
Free Preview

What is the true solution to the equation below?

Question illustration
A
x = 2
Option A
B
x = 4
Option B
C
x = 8
Option C
D
x = 64
Option D
23

Which is the graph of ?

Question illustration
A
On a coordinate plane, a curve starts at y = negative 3 and curves up into quadrant 1. It approaches y = 3.
Option A
B
On a coordinate plane, a curve starts at y = negative 2 and curves up into quadrant 2. It approaches y = 2 in quadrant 2.
Option B
C
On a coordinate plane, a curve starts at y = 3 and curves down into quadrant 4. It approaches y = negative 3 in quadrant 4.
Option C
D
On a coordinate plane, a curve starts at y = 4 and curves down into quadrant 3. It approaches y = negative 3 in quadrant 3.
Option D
24

What are the first three terms of the sequence represented by the recursive formula , if ?

Question illustration
A
12.25, –10.25, 13.25
B
0.25, 3.75, 5.25
C
–13.25, 17.25, –8.25
D
–4.25, –3.25, 7.25
25

If , which recursive formula could represent the sequence below?..., 24, 88, 664, 8408, ...

Question illustration
A
mc025-2.jpg
Option A
B
mc025-3.jpg
Option B
C
mc025-4.jpg
Option C
D
mc025-5.jpg
Option D
26

Which equation is represented by the graph below?

Question illustration
A
y = l n x minus 3
Option A
B
y = l n x minus 4
Option B
C
y = e Superscript x Baseline minus 3
Option C
D
y = e Superscript x Baseline minus 4
Option D
27

What is the solution to the equation below?

Question illustration
A
mc008-2.jpg
Option A
B
mc008-3.jpg
Option B
C
mc008-4.jpg
Option C
D
mc008-5.jpg
Option D
28

What is the range of the function

Question illustration
A
all real numbers less than –1
B
all real numbers greater than –1
C
all real numbers less than 1
D
all real numbers greater than 1
29

Which of the following is true about the base b of a logarithmic function?

A
b > 0 and b = 1
B
b > 0 and
Option B
C
b < 0 and
Option C
D
b < 0 and b = 1
30

An equation for the depreciation of a car is given by y = A(1 – r)t , where y = current value of the car, A = original cost, r = rate of depreciation, and t = time, in years. The value of a car is half what it originally cost. The rate of depreciation is 10%. Approximately how old is the car?

A
3.3 years
B
5.0 years
C
5.6 years
D
6.6 years
31

The range of which function is ?

Question illustration
A
y = 2x
B
y = 2(5x)
C
y = 5x +2
D
y = 5x + 2

Did you find these answers helpful?

More from this Course

Quiz
37 verified answers

Unit Test

Quiz
41 verified answers

Unit Test

Quiz
24 verified answers

Test

Modeling with Quadratic Equations — Unit test…