Question 1

Express in terms of i.
-

Accepted Answer

A)    
B)  20i 
C)  -20i 
D)    
A)    
B)  20i 
C)  -20i 
D)

Question 2

Multiply. Assume that no radicands were formed by raising negative numbers to even powers.
-

Accepted Answer

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

Question 3

Use a calculator to approximate to three decimal places.
-

Accepted Answer

A)  14.023 
B)  14.051 
C)  14 
D)  14.036 
A)  14.023 
B)  14.051 
C)  14 
D)  14.036

Question 4

Multiply. Assume that no radicands were formed by raising negative numbers to even powers.
-

Accepted Answer

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

Question 5

Simplify.
-

Accepted Answer

A)  i 
B)  1 
C)  -1 
D)  -i 
A)  i 
B)  1 
C)  -1 
D)  -i

Question 6

Multiply. Assume that no radicands were formed by raising negative numbers to even powers.
-

Accepted Answer

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

Question 7

Add or subtract. Then simplify by collecting like radical terms, if possible. Assume that no radicands were formed by
raising negative numbers to even powers.
-

Accepted Answer

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

Question 8

Use rational exponents to simplify. Write the answer in radical notation if appropriate.
-

Accepted Answer

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

Question 9

Write the word or phrase that best completes each statement or answers the question.
Provide an appropriate response.
-What is the difference between real numbers and complex numbers?

Accepted Answer

A complex number is any that can be writ

Question 10

Rewrite with rational exponents.
-

Accepted Answer

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

Question 11

Multiply. Assume that no radicands were formed by raising negative numbers to even powers.
-

Accepted Answer

A)  39 
B)  59 
C)    
D)    
A)  39 
B)  59 
C)    
D)

Question 12

For the given function, find the indicated function value.
-For f(x) =   find f(-62).

Accepted Answer

A)  5 
B)  Does not exist as a real number 
C)  4 
D)  -5 
A)  5 
B)  Does not exist as a real number 
C)  4 
D)  -5

Question 13

Express in terms of i.
-

Accepted Answer

A)    
B)  -3 + 3i 
C)    
D)    
A)    
B)  -3 + 3i 
C)    
D)

Question 14

For the given function, find the indicated function value.
-For g(x) = -   find g(-10).

Accepted Answer

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

Question 15

Find the length of the missing side of the right triangle. Round to three decimal places, if necessary.
-a = 15, b = 20

Accepted Answer

A)  c = 24 
B)  c = 13 
C)  c = 18 
D)  c = 25 
A)  c = 24 
B)  c = 13 
C)  c = 18 
D)  c = 25

Question 16

Solve the problem. If necessary, round to the nearest tenth.
-A car dealer advertised a big sale by stretching a string of banners from the top of the building to the edge of the driveway. If the building is 17 m high and the driveway is 49 m from the building, how long is the string of
Banners?

Accepted Answer

A)  24.0 m 
B)  46.0 m 
C)  51.9 m 
D)  8.1 m 
A)  24.0 m 
B)  46.0 m 
C)  51.9 m 
D)  8.1 m

Question 17

Rewrite with rational exponents.
-

Accepted Answer

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

Question 18

Graph.
-

Accepted Answer

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

Question 19

Divide and simplify to the form a + bi.
-

Accepted Answer

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

Question 20

Divide and simplify. Assume that all expressions under radicals represent positive numbers.
-

Accepted Answer

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

Express in terms of i. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

Use a calculator to approximate to three decimal places. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

Simplify. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

Add or subtract. Then simplify by collecting like radical terms, if possible. Assume that no radicands were formed by raising negative numbers to even powers. -

Use rational exponents to simplify. Write the answer in radical notation if appropriate. -

Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. -What is the difference between real numbers and complex numbers?

Rewrite with rational exponents. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

For the given function, find the indicated function value. -For f(x) = find f(-62).

Express in terms of i. -

For the given function, find the indicated function value. -For g(x) = - find g(-10).

Find the length of the missing side of the right triangle. Round to three decimal places, if necessary. -a = 15, b = 20

Solve the problem. If necessary, round to the nearest tenth. -A car dealer advertised a big sale by stretching a string of banners from the top of the building to the edge of the driveway. If the building is 17 m high and the driveway is 49 m from the building, how long is the string of Banners?

Rewrite with rational exponents. -

Graph. -

Divide and simplify to the form a + bi. -

Divide and simplify. Assume that all expressions under radicals represent positive numbers. -

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

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Calculating Means and Medians of Data Sets

Filters

Exam 11: Radical Expressions, Equations, and Functions

Express in terms of i. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

Use a calculator to approximate to three decimal places. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

Simplify. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

Add or subtract. Then simplify by collecting like radical terms, if possible. Assume that no radicands were formed by raising negative numbers to even powers. -

Use rational exponents to simplify. Write the answer in radical notation if appropriate. -

Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. -What is the difference between real numbers and complex numbers?

Rewrite with rational exponents. -

Multiply. Assume that no radicands were formed by raising negative numbers to even powers. -

For the given function, find the indicated function value. -For f(x) = find f(-62).

Express in terms of i. -

For the given function, find the indicated function value. -For g(x) = - find g(-10).

Find the length of the missing side of the right triangle. Round to three decimal places, if necessary. -a = 15, b = 20

Solve the problem. If necessary, round to the nearest tenth. -A car dealer advertised a big sale by stretching a string of banners from the top of the building to the edge of the driveway. If the building is 17 m high and the driveway is 49 m from the building, how long is the string of Banners?

Rewrite with rational exponents. -

Graph. -

Divide and simplify to the form a + bi. -

Divide and simplify. Assume that all expressions under radicals represent positive numbers. -

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

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Calculating Means and Medians of Data Sets

Filters