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Searching for ## Graphs and Polynomials

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Algebra-2

You get to approximate the zeroes of quadratic functions by visually inspecting their graphs, and by using graphing technology.

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After completing this tutorial, you will be able to complete the following:

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- Explain the correspondence between the x-intercepts of a graph, zeroes of the related function, and solutions to the related equation.
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- Approximate the zeroes of a quadratic function by visually inspecting the graph.
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- Approximate the zeroes of a quadratic function by using graphing technology.
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Approximate Time | 20 Minutes |

Pre-requisite Concepts | Students should understand the concepts of quadratic equation and quadratic function and know the definition of x-intercept. |

Course | Algebra-2 |

Type of Tutorial | Skills Application |

Key Vocabulary | approximate zeroes, functions, graphing technology |