Thursday, October 24, 2013

SP#3: Unit H Concept 1: Graphing Exponential Functions and Identifying Key Parts

Green Text (in case you can't read it):

Equation
- Take the opposite sign for h

Key Points
- Plug the equation into the y= graph in your calculator
- Use table to find values
- Plot




x-intercept
- Plug 0 in for y
- You cannot take the log of a negative number



 y-intercept
- Plug 0 in for x

Domain
- Always for exponential equations
- No restrictions on domain

Range
- All the values from -inf to -2
You need to pay close attention to why there is no x-intercept. Furthermore, you need to make sure you solve the y intercept correctly. Finally, you should choose good x-values for your key points, so that your graph will look as accurate as possible.

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