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Logarithmic Functions. Dr. Johnny Duke Georgia Highlands College. Inverse. In mathematics we like to be able to “undo” whatever has been done. - PowerPoint PPT Presentation
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InverseInverse
In mathematics we like to be able to “undo” whatever has been done.
For instance, a child learns to add, then learns to subtract which “undoes” addition. Once one learns to multiply, then division is learned to “undo” multiplication.
These are inverse operations.
Transformations and Logarithmic Transformations and Logarithmic
FunctionFunction
Horizontal Shift, left one unit.
Transformations and Logarithmic Transformations and Logarithmic
FunctionFunction
Vertical Shift, up two units.
Transformations and Logarithmic Transformations and Logarithmic
FunctionFunction
Reflection throughx-axis
Transformations and Logarithmic Transformations and Logarithmic
FunctionFunction
Reflection throughy-axis
Transformations and Logarithmic Transformations and Logarithmic
FunctionFunction
Reflection throughx-axis; vertical shift down 4 units; horizontal shift right 2 units.
Expanding logarithmic Expanding logarithmic
expressionsexpressions
Property 1
Property 3
Property 2
Properties 1 and 3
Contracting logarithmic Contracting logarithmic
expressionsexpressions
Property 3
Property 1
Properties 3 and 2
Property 1