Warm-Up 2/19 Factor each polynomial. 1. x² – x – 20 (x – 5)(x + 4)

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Warm-Up 2/19 Factor each polynomial. 1. x² – x – 20 (x – 5)(x + 4)

Rigor: You will learn how to analyze and graph equations of power and radical functions and solve radical equations. Relevance: You will be able to use graphs and equations of power and radical functions to solve real world problems.

2-1 Power and Radical Functions

or Power Functions

domain: range: intercepts: end behavior: continuity: increasing/decreasing intervals: Example 1: Graph and describe the domain, range, intercepts, end behavior, continuity, and intervals on which the graph is increasing/decreasing.

domain: range: intercepts: end behavior: continuity: increasing/decreasing intervals: Example 2: Graph and describe the domain, range, intercepts, end behavior, continuity, and intervals on which the graph is increasing/decreasing. None

domain: range: intercepts: end behavior: continuity: increasing/decreasing intervals: Example 3: Graph and describe the domain, range, intercepts, end behavior, continuity, and intervals on which the graph is increasing/decreasing.

domain: range: intercepts: end behavior: continuity: increasing/decreasing intervals: Example 5: Graph and describe the domain, range, intercepts, end behavior, continuity, and intervals on which the graph is increasing/decreasing.

Example 6a: Solve the equation.

Example 6b: Solve the equation. A check shows that both are valid solutions.

Example 6c: Solve the equation. A check shows that both are valid solutions.

math! 2-1 Assignment: TX p92, 4-52 EOE not 32