Graphing Square Root and Cube Root Functions

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Presentation transcript:

Graphing Square Root and Cube Root Functions Algebra 2: Section 7.5 Graphing Square Root and Cube Root Functions

Interval Notation (review) Brackets mean > or < [ ] Parenthesis mean > or < ( ) Interval Notation

Example: Find the inverse (review)

Square Root Function

Square Root Function Shifted left 3 units Shifted up 3 units

Square Root Function Shifted right 4 units Shifted down 2 units

Domain and Range of Graphs Domain = x What values of x are part of the graph? Range = y What values of y are part of the graph?

Cube Root Function

Rules for Graphing Cube & Square Roots 1. Sketch the graph of: Shift h units horizontally and k units vertically 3. What does the a do to the graph?

More Examples

Reminder:

Homework P.434 #22-48 evens Use calculator to get general graph, then shift. Sketch BOTH graphs using graph paper Must label the coordinate of the vertex of the graph. State the domain and range of each graph in interval notation! #19-21 (CPS) Do together: #8-13 all