Question 1

Solve. Give exact solutions.
-

Accepted Answer

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

Question 2

Write a quadratic equation having the given numbers as solutions.
--3, -3

Accepted Answer

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

Question 3

Find the x-intercepts.
-

Accepted Answer

A) x-intercepts (-4, 0)and (3, 0) 
B) x-intercepts (4, 0)and (3, 0) 
C) x-intercepts (4, 0)and (-3, 0) 
D) x-intercepts (-4, 0)and (-3, 0) 
A) x-intercepts (-4, 0)and (3, 0) 
B) x-intercepts (4, 0)and (3, 0) 
C) x-intercepts (4, 0)and (-3, 0) 
D) x-intercepts (-4, 0)and (-3, 0) D

Question 4

Solve. Round results to the nearest thousandth.
-

Accepted Answer

A) 2.618, 0.382 
B) 0.303, -3.303 
C) 6.606, -0.606 
D) 3.303, -0.303 
A) 2.618, 0.382 
B) 0.303, -3.303 
C) 6.606, -0.606 
D) 3.303, -0.303

Question 5

Find the x-intercepts.
-

Accepted Answer

A) x-intercepts (3, 0)and (4, 0) 
B) No x-intercepts 
C) x-intercepts (-3, 0)and (-4, 0) 
D) x-intercepts (3, 0)and (-4, 0) 
A) x-intercepts (3, 0)and (4, 0) 
B) No x-intercepts 
C) x-intercepts (-3, 0)and (-4, 0) 
D) x-intercepts (3, 0)and (-4, 0)

Question 6

Solve.
-

Accepted Answer

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

Question 7

Find the x-intercepts.
-

Accepted Answer

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

Question 8

Solve.
-A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?

Accepted Answer

A) Bike: 11.5 mph
Hike: 1.5 mph 
B) Bike: 13 mph
Hike: 3 mph 
C) Bike: Bike: 14.5 mph
Hike: 4.5 mph 
D) Bike: 12 mph
Hike: 2 mph 
A) Bike: 11.5 mph
Hike: 1.5 mph 
B) Bike: 13 mph
Hike: 3 mph 
C) Bike: Bike: 14.5 mph
Hike: 4.5 mph 
D) Bike: 12 mph
Hike: 2 mph

Question 9

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

Accepted Answer

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

Question 10

Solve.
-

Accepted Answer

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

Question 11

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

Accepted Answer

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

Question 12

Solve. Give exact solutions.
-

Accepted Answer

A) -11, 21 
B) -   
C)    
D)    
A) -11, 21 
B) -   
C)    
D)

Question 13

Solve.
-

Accepted Answer

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

Question 14

Solve. Give exact solutions.
-

Accepted Answer

A) 15 
B)    
C) 15i 
D)    
A) 15 
B)    
C) 15i 
D)

Question 15

Solve.
-

Accepted Answer

A) 4, 3 
B)    
C)    
D)    
A) 4, 3 
B)    
C)    
D)

Question 16

Without graphing, find the vertex.
-

Accepted Answer

A) (3, -4) 
B) (3, 4) 
C) (-3, -4) 
D) (-3, 4) 
A) (3, -4) 
B) (3, 4) 
C) (-3, -4) 
D) (-3, 4)

Question 17

Solve. Round results to the nearest thousandth.
-

Accepted Answer

A) 0.606, -6.606 
B) 3.303, -0.303 
C) -0.382, -2.618 
D) 0.303, -3.303 
A) 0.606, -6.606 
B) 3.303, -0.303 
C) -0.382, -2.618 
D) 0.303, -3.303

Question 18

Solve. Give exact solutions.
-

Accepted Answer

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

Question 19

Solve the problem. Give the answer to the nearest tenth.
-A ball is thrown downward from a window in a tall building. Its position at time t in seconds is s =   where s is in feet. How long (to the nearest tenth)will it take the ball to fall 140 feet?

Accepted Answer

A) 2.1 sec 
B) 1.9 sec 
C) 3.0 sec 
D) 4.4 sec 
A) 2.1 sec 
B) 1.9 sec 
C) 3.0 sec 
D) 4.4 sec

Question 20

Solve.
-

Accepted Answer

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

Solve. Give exact solutions. -

Write a quadratic equation having the given numbers as solutions. --3, -3

Find the x-intercepts. -

Solve. Round results to the nearest thousandth. -

Find the x-intercepts. -

Solve. -

Find the x-intercepts. -

Solve. -A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?

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

Solve. -

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

Solve. Give exact solutions. -

Solve. -

Solve. Give exact solutions. -

Solve. -

Without graphing, find the vertex. -

Solve. Round results to the nearest thousandth. -

Solve. Give exact solutions. -

Solve the problem. Give the answer to the nearest tenth. -A ball is thrown downward from a window in a tall building. Its position at time t in seconds is s = where s is in feet. How long (to the nearest tenth)will it take the ball to fall 140 feet?

Solve. -

Solving Linear Equations and Inequalities

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Rational Expressions, Equations, and Functions

Radical Expressions, Equations, and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

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Exam 7: Quadratic Equations and Functions

Solve. Give exact solutions. -

Write a quadratic equation having the given numbers as solutions. --3, -3

Find the x-intercepts. -

Solve. Round results to the nearest thousandth. -

Find the x-intercepts. -

Solve. -

Find the x-intercepts. -

Solve. -A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?

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

Solve. -

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

Solve. Give exact solutions. -

Solve. -

Solve. Give exact solutions. -

Solve. -

Without graphing, find the vertex. -

Solve. Round results to the nearest thousandth. -

Solve. Give exact solutions. -

Solve the problem. Give the answer to the nearest tenth. -A ball is thrown downward from a window in a tall building. Its position at time t in seconds is s = where s is in feet. How long (to the nearest tenth)will it take the ball to fall 140 feet?

Solve. -

Solving Linear Equations and Inequalities

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Rational Expressions, Equations, and Functions

Radical Expressions, Equations, and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

Filters