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Copyright © 2010 Pearson Education, Inc. All rights reserved Sec

Copyright © 2010 Pearson Education, Inc. All rights reserved Sec Inverse, Exponential and Logarithmic Functions Chapter 11

Copyright © 2010 Pearson Education, Inc. All rights reserved Sec Logarithmic Functions

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Objectives 1.Define a logarithm. 2.Convert between exponential and logarithmic forms. 3.Solve logarithmic equations of the form log a b = k for a, b, or k. 4.Define and graph logarithmic functions. 5.Use logarithmic functions in applications involving growth or decay.

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Define a Logarithm

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Define a Logarithm

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions The Meaning of Logarithm

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Converting Between Exponential / Logarithmic Forms

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Solving Logarithmic Equations

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Solving Logarithmic Equations

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Solving Logarithmic Equations

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Defining a Logarithmic Function

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Graphing a Logarithmic Function

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Graphing a Logarithmic Function Graph rises left to right. Graph falls left to right.

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Solving an Application Problem with Logarithms

Copyright © 2010 Pearson Education, Inc. All rights reserved. Sec Logarithmic Functions Solving an Application Problem with Logarithms