Video: Recognizing Features of Polynomials from Their Graphs

The given graph represents a polynomial function. What can be said, if anything, about the degree of the polynomial?

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Video Transcript

The given graph represents a polynomial function. What can be said if anything about the degree of the polynomial?

The degree tells us the maximum number of times the graph can cross the 𝑥-axis.

Here we can see our polynomial crosses the 𝑥-axis four times, therefore the degree is at least four.

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