Question 1

Solve.
-

Accepted Answer

A)  -9, -10 
B)    
C)    
D)    
A)  -9, -10 
B)    
C)    
D)

Question 2

Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.
-  , for c

Accepted Answer

A)  c = g - d - f 
B)    
C)  c = -g + d + f 
D)    
A)  c = g - d - f 
B)    
C)  c = -g + d + f 
D)

Question 3

Solve. Provide answers in interval notation.
-  + 6x   -8

Accepted Answer

A)  [-4, -2] 
B)    
C)  [2, 4] 
D)  (2, 4) 
A)  [-4, -2] 
B)    
C)  [2, 4] 
D)  (2, 4)

Question 4

Graph.
-

Accepted Answer

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

Question 5

Graph.
-

Accepted Answer

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

Question 6

Solve. Round results to the nearest thousandth.
-

Accepted Answer

A)  12.690, 12.690 
B)  7.162, 0.838 
C)  8.690, -0.690 
D)  0.690, -8.690 
A)  12.690, 12.690 
B)  7.162, 0.838 
C)  8.690, -0.690 
D)  0.690, -8.690

Question 7

Find the x-intercepts of the function.
-

Accepted Answer

A)  (5, 0) 
B)  (1, 0), (-5, 0) 
C)  (1, 0), (625, 0) 
D)  (1, 0) 
A)  (5, 0) 
B)  (1, 0), (-5, 0) 
C)  (1, 0), (625, 0) 
D)  (1, 0)

Question 8

Solve. Provide answers in interval notation.
-  - 11x + 30 > 0

Accepted Answer

A)    
B)    
C)    
D)  (5, 6) 
A)    
B)    
C)    
D)  (5, 6)

Question 9

Solve.
-A projectile is thrown upward so that its distance above the ground after t seconds is h =   + 380t. After how many seconds does it reach its maximum height?

Accepted Answer

A)  9 sec 
B)  28.5 sec 
C)  19 sec 
D)  38 sec 
A)  9 sec 
B)  28.5 sec 
C)  19 sec 
D)  38 sec

Question 10

Determine the nature of the solutions of the equation.
-  - 7s - 8 = 0

Accepted Answer

A)  Two nonreal 
B)  One real 
C)  Two real 
A)  Two nonreal 
B)  One real 
C)  Two real

Question 11

Find the quadratic function that fits the set of data points.
-(-5, 3), (5, -197), (3, -125)

Accepted Answer

A)    + 20x + 3 
B)    + 5x + 3 
C)    - 20x + 47 
D)    20x - 47 
A)    + 20x + 3 
B)    + 5x + 3 
C)    - 20x + 47 
D)    20x - 47

Question 12

Write the word or phrase that best completes each statement or answers the question.Provide an appropriate response.
-Explain how a quadratic inequality can be solved by examining a parabola that opens upward.

Accepted Answer

Consider @#IMG-DLM& , then the graph of y @#IMG-DLM& is a pa

Question 13

Solve.
-A jet plane traveling at a constant speed goes 1200 miles with the wind, then turns around and travels for 1000 miles against the wind. If the speed of the wind is 50 mph and the total flight took 4 hours, find the speed of the
Plane in still air.

Accepted Answer

A)  435 mph 
B)  525 mph 
C)  550 mph 
D)  605 mph 
A)  435 mph 
B)  525 mph 
C)  550 mph 
D)  605 mph

Question 14

Write a quadratic equation having the given numbers as solutions.
-

Accepted Answer

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

Question 15

Without graphing, find the maximum value or minimum value.
-f(x) =   - 5

Accepted Answer

A)  6 
B)  8 
C)  7 
D)  -5 
A)  6 
B)  8 
C)  7 
D)  -5

Question 16

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

Accepted Answer

A)    
B)    
C)  (-4, 1) 
D)    
A)    
B)    
C)  (-4, 1) 
D)

Question 17

Solve.
-  + 12m + 5 = 0

Accepted Answer

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

Question 18

Without graphing, find the line of symmetry.
-f(x) = -   - 7

Accepted Answer

A)  x = -7 
B)  x = -5 
C)  x = 6 
D)  x = 4 
A)  x = -7 
B)  x = -5 
C)  x = 6 
D)  x = 4

Question 19

Find the line of symmetry.
-f(x) =   - 40x + 98

Accepted Answer

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

Question 20

Solve.
-

Accepted Answer

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

Solve. -

Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers. - , for c

Solve. Provide answers in interval notation. - + 6x -8

Graph. -

Graph. -

Solve. Round results to the nearest thousandth. -

Find the x-intercepts of the function. -

Solve. Provide answers in interval notation. - - 11x + 30 > 0

Solve. -A projectile is thrown upward so that its distance above the ground after t seconds is h = + 380t. After how many seconds does it reach its maximum height?

Determine the nature of the solutions of the equation. - - 7s - 8 = 0

Find the quadratic function that fits the set of data points. -(-5, 3), (5, -197), (3, -125)

Write the word or phrase that best completes each statement or answers the question.Provide an appropriate response. -Explain how a quadratic inequality can be solved by examining a parabola that opens upward.

Solve. -A jet plane traveling at a constant speed goes 1200 miles with the wind, then turns around and travels for 1000 miles against the wind. If the speed of the wind is 50 mph and the total flight took 4 hours, find the speed of the Plane in still air.

Write a quadratic equation having the given numbers as solutions. -

Without graphing, find the maximum value or minimum value. -f(x) = - 5

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

Solve. - + 12m + 5 = 0

Without graphing, find the line of symmetry. -f(x) = - - 7

Find the line of symmetry. -f(x) = - 40x + 98

Solve. -

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. -

Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers. - , for c

Solve. Provide answers in interval notation. - + 6x -8

Graph. -

Graph. -

Solve. Round results to the nearest thousandth. -

Find the x-intercepts of the function. -

Solve. Provide answers in interval notation. - - 11x + 30 > 0

Solve. -A projectile is thrown upward so that its distance above the ground after t seconds is h = + 380t. After how many seconds does it reach its maximum height?

Determine the nature of the solutions of the equation. - - 7s - 8 = 0

Find the quadratic function that fits the set of data points. -(-5, 3), (5, -197), (3, -125)

Write the word or phrase that best completes each statement or answers the question.Provide an appropriate response. -Explain how a quadratic inequality can be solved by examining a parabola that opens upward.

Solve. -A jet plane traveling at a constant speed goes 1200 miles with the wind, then turns around and travels for 1000 miles against the wind. If the speed of the wind is 50 mph and the total flight took 4 hours, find the speed of the Plane in still air.

Write a quadratic equation having the given numbers as solutions. -

Without graphing, find the maximum value or minimum value. -f(x) = - 5

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

Solve. - + 12m + 5 = 0

Without graphing, find the line of symmetry. -f(x) = - - 7

Find the line of symmetry. -f(x) = - 40x + 98

Solve. -

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