Please pardon our progress while we refine the look and functionality of our new ALEX site! You can still access the old ALEX site at alex.asc.edu. If you would like to share feedback or have a question for the ALEX Team, you can use the contact form here, or email us directly at administrator@alex.state.al.us.

### Knowledge

Techniques for graphing.

• Key features of graphs of functions.
• ### Skills

Students are able to:

• Identify the type of function from the symbolic representation.
• Manipulate expressions to reveal important features for identification in the function.
• Accurately graph any relationship.
• Find the inverse of a function algebraically and/or graphically.

### Understanding

Students understand that:

• Key features are different depending on the function.
• Identifying key features of functions aid in graphing and interpreting the function.
• A function and its inverse are reflections over the line y = x.

### Vocabulary

• Polynomial function
• Logarithmic function Trigonometric (sine and cosine) function
• Reciprocal function