Question 1

Solve. Give exact solutions.
-  = 4

Accepted Answer

A)  7 
B)  1, -5 
C)  5, 1 
D)  2, -2 
A)  7 
B)  1, -5 
C)  5, 1 
D)  2, -2

Question 2

Solve. Give exact solutions.
-  = 6

Accepted Answer

A)  3 
B)    
C)    
D)  36 
A)  3 
B)    
C)    
D)  36

Question 3

Find the x-intercepts.
-f(x) =   - 13x - 45

Accepted Answer

A)    
B)  No x-intercepts 
C)    
D)    
A)    
B)  No x-intercepts 
C)    
D)

Question 4

Graph.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 5

Find the line of symmetry.
-f(x) =   - 12x + 23

Accepted Answer

A)  x = -5 
B)  x = 3 
C)  x = 5 
D)  x = -3 
A)  x = -5 
B)  x = 3 
C)  x = 5 
D)  x = -3

Question 6

Solve. Provide answers in interval notation.
-(x + 7)(x - 4)(x + 1) > 0

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 7

Without graphing, find the vertex.
-f(x) = (   + 1

Accepted Answer

A)  (0, 1) 
B)  (1, 0) 
C)  (-1, -1) 
D)  (-1, 1) 
A)  (0, 1) 
B)  (1, 0) 
C)  (-1, -1) 
D)  (-1, 1)

Question 8

Determine whether there is a maximum or minimum value for the given function, and find that value.
-f(x) =   + 48x - 67

Accepted Answer

A)  maximum: -5 
B)  minimum: -5 
C)  maximum: 5 
D)  minimum: 0 
A)  maximum: -5 
B)  minimum: -5 
C)  maximum: 5 
D)  minimum: 0

Question 9

Solve. Give exact solutions.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 10

Determine which of the following four functions might be used as a model for the data: linear: f(x) = mx + b; quadratic: f(x) =   bx + c, a > 0; quadratic: f(x) =   + bx + c, a < 0; polynomial, not quadratic or linear.
-Altitude in   thousands Of feet Linear distance in miles

Accepted Answer

A) + bx + c, a > 0 B) f(x) = mx + b C) Polynomial, not quadratic or linear D) + bx + c, a < 0 A) + bx + c, a > 0 B) f(x) = mx + b C) Polynomial, not quadratic or linear D) + bx + c, a < 0

Question 11

Solve.
-Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 15 mi, the distance between the cars was 5 mi more than the distance traveled by the car heading east. How far had
The eastbound car traveled?

Accepted Answer

A)  15 mi 
B)  30 mi 
C)  20 mi 
D)  25 mi 
A)  15 mi 
B)  30 mi 
C)  20 mi 
D)  25 mi

Question 12

Find the x- and y-intercepts.
-f(x) =   + 7x + 16

Accepted Answer

A)    
B)    
C)  No x-intercepts, (0, -16) 
D)  No x-intercepts, (0, 16) 
A)    
B)    
C)  No x-intercepts, (0, -16) 
D)  No x-intercepts, (0, 16)

Question 13

Solve by completing the square.
-  + 3y - 9 = 0

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 14

Graph.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 15

Write the word or phrase that best completes each statement or answers the question.Provide an appropriate response.
-Write a quadratic equation that is most easily solved using the principle of square roots. Explain why the
principle of zero products would not work as easily on the equation you wrote.

Accepted Answer

Answers may vary. One such equ

Question 16

Solve. Round results to the nearest thousandth.
-

Accepted Answer

A)  23.276, -13.276 
B)  12.810, -2.810 
C)  13.276, -23.276 
D)  2.810, -12.810 
A)  23.276, -13.276 
B)  12.810, -2.810 
C)  13.276, -23.276 
D)  2.810, -12.810

Question 17

Without graphing, find the maximum value or minimum value.
-f(x) =   - 2

Accepted Answer

A)  2 
B)  1 
C)  3 
D)  -2 
A)  2 
B)  1 
C)  3 
D)  -2

Question 18

Without graphing, find the maximum value or minimum value.
-f(x) =   - 9

Accepted Answer

A)  9 
B)  5 
C)  -9 
D)  7 
A)  9 
B)  5 
C)  -9 
D)  7

Question 19

Solve. Provide answers in interval notation.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 20

Find the line of symmetry.
-f(x) =   + 8x + 13

Accepted Answer

A)  x = -2 
B)  x = 5 
C)  x = 2 
D)  x = -5 
A)  x = -2 
B)  x = 5 
C)  x = 2 
D)  x = -5

Solve. Give exact solutions. - = 4

Solve. Give exact solutions. - = 6

Find the x-intercepts. -f(x) = - 13x - 45

Graph. -

Find the line of symmetry. -f(x) = - 12x + 23

Solve. Provide answers in interval notation. -(x + 7)(x - 4)(x + 1) > 0

Without graphing, find the vertex. -f(x) = ( + 1

Determine whether there is a maximum or minimum value for the given function, and find that value. -f(x) = + 48x - 67

Solve. Give exact solutions. -

Determine which of the following four functions might be used as a model for the data: linear: f(x) = mx + b; quadratic: f(x) = bx + c, a > 0; quadratic: f(x) = + bx + c, a < 0; polynomial, not quadratic or linear. -Altitude in thousands Of feet Linear distance in miles

Solve. -Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 15 mi, the distance between the cars was 5 mi more than the distance traveled by the car heading east. How far had The eastbound car traveled?

Find the x- and y-intercepts. -f(x) = + 7x + 16

Solve by completing the square. - + 3y - 9 = 0

Graph. -

Solve. Round results to the nearest thousandth. -

Without graphing, find the maximum value or minimum value. -f(x) = - 2

Without graphing, find the maximum value or minimum value. -f(x) = - 9

Solve. Provide answers in interval notation. -

Find the line of symmetry. -f(x) = + 8x + 13

Introduction

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Exponential Functions and Logarithmic Functions

Calculating Means and Medians of Data Sets

Filters

Exam 12: Quadratic Equations and Functions

Solve. Give exact solutions. - = 4

Solve. Give exact solutions. - = 6

Find the x-intercepts. -f(x) = - 13x - 45

Graph. -

Find the line of symmetry. -f(x) = - 12x + 23

Solve. Provide answers in interval notation. -(x + 7)(x - 4)(x + 1) > 0

Without graphing, find the vertex. -f(x) = ( + 1

Determine whether there is a maximum or minimum value for the given function, and find that value. -f(x) = + 48x - 67

Solve. Give exact solutions. -

Determine which of the following four functions might be used as a model for the data: linear: f(x) = mx + b; quadratic: f(x) = bx + c, a > 0; quadratic: f(x) = + bx + c, a < 0; polynomial, not quadratic or linear. -Altitude in thousands Of feet Linear distance in miles

Solve. -Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 15 mi, the distance between the cars was 5 mi more than the distance traveled by the car heading east. How far had The eastbound car traveled?

Find the x- and y-intercepts. -f(x) = + 7x + 16

Solve by completing the square. - + 3y - 9 = 0

Graph. -

Solve. Round results to the nearest thousandth. -

Without graphing, find the maximum value or minimum value. -f(x) = - 2

Without graphing, find the maximum value or minimum value. -f(x) = - 9

Solve. Provide answers in interval notation. -

Find the line of symmetry. -f(x) = + 8x + 13

Introduction

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Exponential Functions and Logarithmic Functions

Calculating Means and Medians of Data Sets

Filters