MTH 166 - Precalculus with Trigonometry

Professor - Margaret Roberts

Week 9

[Introduction] [Your Responsibility] [Syllabus] [Assignments] [Quizzes] [Exams] [Resources]

Week 9 - Chapter 4 & Quiz

Section 1

Section 2

Section 3

Section 4

Section 5

Quiz 5

*You must have Scientific Notebook to read and do quizzes*

Section 1 :

Read:

Pages 320-327

View:

• Evaluate exponential functions
• Graph exponential functions
• Evaluate and graph natural exponential functions
• Evaluate and graph natural exponential functions
• Application problems- evaluating natural exponent functions
• Compound interest

Do Exercises:

Page 329, #1-5, 15-17, 55-57

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Section 2 :

Read:

Pages 332-334 and 336-337

View:

• Write equivalent exponential and logarithmic equations and evaluate logarithms
• Write equivalent exponential and logarithmic equations and evaluate logarithms
• Write equivalent exponential and logarithmic equations and evaluate logarithms
• Graph logarithmic functions
• Find the domain of a logarithmic function
• Use properties of natural logarithms to answer questions about real-life situations

Do Exercises:

Page 339, #1-29, 69

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Section 3 :

Read:

Pages 343-345

View:

• Apply change of base to evaluate logarithms
• Evaluate logarithms using the Properties of Logarithms
• Rewrite, expand, and condense logarithmic expression
• Rewrite, expand, and condense logarithmic expression

Do Exercises:

Page 347, #1-41, 45-61

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Section 4 :

Read:

Pages 350-355

View:

• Use inverse properties of exponential and logarithmic functions to solve exponential and logarithmic equations
• Use inverse properties of exponential and logarithmic functions to solve exponential and logarithmic equations
• Solve exponential equations
• Solve exponential equations
• Solve logarithmic equations
• Application problems- solving exponential and logarithmic equations

Do Exercises:

Page 357, #1-5, 17-47, 65, 73-79, 97-101

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Section 5 :

Read:

Pages 326-327 and 361

View:

• Recognize the five most common types of models involving exponential and logarithmic functions
• Use exponential growth and decay to model real-life situations
• Use exponential growth and decay to model real-life situations

Do Exercises:

Page Work problems on page 368, #7-15. Use the same formulas as given on page 326.

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Quiz 5:

Submit Quiz 5 (10 points)

Go to the Quizzes section

This quiz will check your progress in the course and be sure that you are using the correct techniques to solve problems. The problems appearing on this quiz are similar to the problems you solved from the text and you should not have any difficulty with these problems if you understood the material covered in the text. All quizzes are open book but exams in the testing centers are not open book.

Quiz 5 includes:

• Graph exponential function using a calculator.
• Evaluate logarithms.
• Change bases of logarithms.
• Use properties of logarithms to write an expression as a logarithm of a single variable or expand logarithms.
• Solve logarithms and exponential equations.
• Solve interest problems.

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