Warm Up
Write the quadratic function in factored form.
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What are the solutions of the quadratic equation ?
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and
Graph the quadratic function .
Use the Desmos graphing tool or technology outside the course.
What are the -intercepts of the graph?
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, or 4 and 5
Marcus states that the zeros of the function of are 4 and 5. Do you agree? Be prepared to show your reasoning.
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Yes, 4 and 5 are the input values that result in an output of 0. When the function is graphed, it crosses the -axis at and .