Question 1

Graph.
-

Accepted Answer

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

Question 2

Find the domain of f.
-

Accepted Answer

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

Question 3

Simplify.
-

Accepted Answer

A) 12 
B) does not exist as a real number 
C) 72 
D) 13 
A) 12 
B) does not exist as a real number 
C) 72 
D) 13 A

Question 4

Find the following. Assume that letters can represent any real number.
-

Accepted Answer

A) -8 
B) 8 
C) Not a real number 
D) 64 
A) -8 
B) 8 
C) Not a real number 
D) 64

Question 5

Simplify.
-

Accepted Answer

A) -18 
B) does not exist as a real number 
C) -162 
D) 18 
A) -18 
B) does not exist as a real number 
C) -162 
D) 18

Question 6

For the given function, find the indicated function value.
-For f(x)=   find f(-28).

Accepted Answer

A) 3 
B) -3 
C) Does not exist as a real number 
D) -4 
A) 3 
B) -3 
C) Does not exist as a real number 
D) -4

Question 7

Rewrite with rational exponents.
-

Accepted Answer

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

Question 8

Find the following. Assume that the letter can represent any real number.
-

Accepted Answer

A) z + 5 
B)    
C)    
D)    
A) z + 5 
B)    
C)    
D)

Question 9

Simplify.
-

Accepted Answer

A) 5x 
B)    
C) -5x 
D) -125x 
A) 5x 
B)    
C) -5x 
D) -125x

Question 10

Use a calculator to approximate to three decimal places.
-

Accepted Answer

A) 0.3 
B) 1434.780 
C) 5.292 
D) 2.300 
A) 0.3 
B) 1434.780 
C) 5.292 
D) 2.300

Question 11

Rewrite without rational exponents, and simplify, if possible.
-

Accepted Answer

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

Question 12

Find the domain of f.
-

Accepted Answer

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

Question 13

Rewrite with rational exponents.
-

Accepted Answer

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

Question 14

Rewrite with rational exponents.
-

Accepted Answer

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

Question 15

Use a calculator to approximate to three decimal places.
-

Accepted Answer

A) 0.010 
B) 0.1 
C) 1.000 
D) 0.001 
A) 0.010 
B) 0.1 
C) 1.000 
D) 0.001

Question 16

Answer the question.
-A retailer finds that total costs per day are given by   where c is cost and n is units sold. What is c when no units are sold?

Accepted Answer

A) $16 
B) $41 
C) $20 
D) $100 
A) $16 
B) $41 
C) $20 
D) $100

Question 17

Find the following. Assume that letters can represent any real number.
-

Accepted Answer

A)    
B)    
C)    
D) 4a + b 
A)    
B)    
C)    
D) 4a + b

Question 18

Simplify.
-

Accepted Answer

A) does not exist as a real number 
B) 25 
C) 312 
D) 26 
A) does not exist as a real number 
B) 25 
C) 312 
D) 26

Question 19

Simplify.
-

Accepted Answer

A) does not exist as a real number 
B)    
C)    
D)    
A) does not exist as a real number 
B)    
C)    
D)

Question 20

Identify the radicand.
-

Accepted Answer

A) x + 1 
B)    
C)    
D)    
A) x + 1 
B)    
C)    
D)

Graph. -

Find the domain of f. -

Simplify. -

Find the following. Assume that letters can represent any real number. -

Simplify. -

For the given function, find the indicated function value. -For f(x)= find f(-28).

Rewrite with rational exponents. -

Find the following. Assume that the letter can represent any real number. -

Simplify. -

Use a calculator to approximate to three decimal places. -

Rewrite without rational exponents, and simplify, if possible. -

Find the domain of f. -

Rewrite with rational exponents. -

Rewrite with rational exponents. -

Use a calculator to approximate to three decimal places. -

Answer the question. -A retailer finds that total costs per day are given by where c is cost and n is units sold. What is c when no units are sold?

Find the following. Assume that letters can represent any real number. -

Simplify. -

Simplify. -

Identify the radicand. -

Solving Linear Equations and Inequalities

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Rational Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

Filters

Exam 6: Radical Expressions, Equations, and Functions

Graph. -

Find the domain of f. -

Simplify. -

Find the following. Assume that letters can represent any real number. -

Simplify. -

For the given function, find the indicated function value. -For f(x)= find f(-28).

Rewrite with rational exponents. -

Find the following. Assume that the letter can represent any real number. -

Simplify. -

Use a calculator to approximate to three decimal places. -

Rewrite without rational exponents, and simplify, if possible. -

Find the domain of f. -

Rewrite with rational exponents. -

Rewrite with rational exponents. -

Use a calculator to approximate to three decimal places. -

Answer the question. -A retailer finds that total costs per day are given by where c is cost and n is units sold. What is c when no units are sold?

Find the following. Assume that letters can represent any real number. -

Simplify. -

Simplify. -

Identify the radicand. -

Solving Linear Equations and Inequalities

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Rational Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

Filters