Question 1

How long will it take for $400 to double if it is invested at 7% annual interest compounded twice a year?

Accepted Answer

A)  It will take approximately 10.4 years. 
B)  It will take approximately 23.2 years. 
C)  It will take approximately 10.8 years. 
D)  It will take approximately 10.1 years. 
E)  It will take approximately 9.0 years. 
A)  It will take approximately 10.4 years. 
B)  It will take approximately 23.2 years. 
C)  It will take approximately 10.8 years. 
D)  It will take approximately 10.1 years. 
E)  It will take approximately 9.0 years.

Question 2

Previously we indicated that the pH of a solution is defined in terms of logarithms as   where   is the concentration of the hydrogen ion in that solution. Find the concentration of hydrogen ions in a glass of wine if the pH is 4.95.   __________

Accepted Answer

The answer of Previously we indicated that the pH of...

Question 3

Find a decimal approximation of the following natural logarithm. Round your answer to four decimal places, if necessary. ln 3,440

Accepted Answer

The answer of Find a decimal approximation of the following...

Question 4

Find x in the following equation.   Round your answer to the nearest integer.

Accepted Answer

A)  x = 613 
B)  x = 603 
C)  x = 261 
D)  x = 611 
E)  x = 606 
A)  x = 613 
B)  x = 603 
C)  x = 261 
D)  x = 611 
E)  x = 606

Question 5

Simplify.

Accepted Answer

The answer of Simplify.  ...

Question 6

Simplify.

Accepted Answer

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

Question 7

Simplify.

Accepted Answer

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

Question 8

Simplify.

Accepted Answer

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

Question 9

Solve the exponential equation. Round your answer to four decimal places, if necessary.   x = __________

Accepted Answer

The answer of Solve the exponential equation. Round your answer...

Question 10

For the following one-to-one function, find the equation of the inverse.

Accepted Answer

The answer of For the following one-to-one function, find the...

Question 11

How long does it take for an amount of money P to double itself if it is invested at 6% interest compounded 4 times a year?

Accepted Answer

A)  It will take approximately 11.33 years. 
B)  It will take approximately 12.43 years. 
C)  It will take approximately 10.49 years. 
D)  It will take approximately 1.89 years. 
E)  It will take approximately 11.64 years. 
A)  It will take approximately 11.33 years. 
B)  It will take approximately 12.43 years. 
C)  It will take approximately 10.49 years. 
D)  It will take approximately 1.89 years. 
E)  It will take approximately 11.64 years.

Question 12

Let   and   evaluate

Accepted Answer

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

Question 13

How long does it take for an amount of money P to double itself if it is invested at 9% interest compounded 4 times a year? Round your answer to two decimal places. __________ years

Accepted Answer

The answer of How long does it take for an...

Question 14

Simplify the following expression.

Accepted Answer

The answer of Simplify the following expression.  ...

Question 15

Use properties of logarithms to expand the expression as much as possible.

Accepted Answer

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

Question 16

For   , choose the graph of the relation and its inverse.

Accepted Answer

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

Question 17

For the following one-to-one function, find the equation of the inverse.

Accepted Answer

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

Question 18

Write the expression as a single logarithm.

Accepted Answer

The answer of Write the expression as a single logarithm....

Question 19

Let   Evaluate   .   = __________

Accepted Answer

The answer of Let   Evaluate   ....

Question 20

Write the equation in exponential form.

Accepted Answer

The answer of Write the equation in exponential form. ...

How long will it take for $400 to double if it is invested at 7% annual interest compounded twice a year?

Previously we indicated that the pH of a solution is defined in terms of logarithms as where is the concentration of the hydrogen ion in that solution. Find the concentration of hydrogen ions in a glass of wine if the pH is 4.95. __________

Find a decimal approximation of the following natural logarithm. Round your answer to four decimal places, if necessary. ln 3,440

Find x in the following equation. Round your answer to the nearest integer.

Simplify.

Simplify.

Simplify.

Simplify.

Solve the exponential equation. Round your answer to four decimal places, if necessary. x = __________

For the following one-to-one function, find the equation of the inverse.

How long does it take for an amount of money P to double itself if it is invested at 6% interest compounded 4 times a year?

Let and evaluate

How long does it take for an amount of money P to double itself if it is invested at 9% interest compounded 4 times a year? Round your answer to two decimal places. __________ years

Simplify the following expression.

Use properties of logarithms to expand the expression as much as possible.

For , choose the graph of the relation and its inverse.

For the following one-to-one function, find the equation of the inverse.

Write the expression as a single logarithm.

Let Evaluate . = __________

Write the equation in exponential form.

Notation and Symbols

Simplifying Expressions

Paired Data and Graphing Ordered Pairs

Multiplication With Exponents

The Greatest Common Factor and Factoring by Grouping

Reducing Rational Expressions to Lowest Terms

Review of Solving Equations

The Slope of a Line

Rational Exponents

Completing the Square

The Circle

Sequences

Filters

Exam 11: Exponential Functions

How long will it take for $400 to double if it is invested at 7% annual interest compounded twice a year?

Previously we indicated that the pH of a solution is defined in terms of logarithms as where is the concentration of the hydrogen ion in that solution. Find the concentration of hydrogen ions in a glass of wine if the pH is 4.95. __________

Find a decimal approximation of the following natural logarithm. Round your answer to four decimal places, if necessary. ln 3,440

Find x in the following equation. Round your answer to the nearest integer.

Simplify.

Simplify.

Simplify.

Simplify.

Solve the exponential equation. Round your answer to four decimal places, if necessary. x = __________

For the following one-to-one function, find the equation of the inverse.

How long does it take for an amount of money P to double itself if it is invested at 6% interest compounded 4 times a year?

Let and evaluate

How long does it take for an amount of money P to double itself if it is invested at 9% interest compounded 4 times a year? Round your answer to two decimal places. __________ years

Simplify the following expression.

Use properties of logarithms to expand the expression as much as possible.

For , choose the graph of the relation and its inverse.

For the following one-to-one function, find the equation of the inverse.

Write the expression as a single logarithm.

Let Evaluate . = __________

Write the equation in exponential form.

Notation and Symbols

Simplifying Expressions

Paired Data and Graphing Ordered Pairs

Multiplication With Exponents

The Greatest Common Factor and Factoring by Grouping

Reducing Rational Expressions to Lowest Terms

Review of Solving Equations

The Slope of a Line

Rational Exponents

Completing the Square

The Circle

Sequences

Filters