Writing Equations of Polynomials Using X-Intercepts

This video tutorial teaches how to write polynomial equations by analyzing x-intercepts. It covers graph reflection over the x-axis, understanding zeros, and common misunderstandings about factored form. The tutorial demonstrates forming equations from graph x-intercepts, simplifying them, and handling advanced examples with multiple x-intercepts and reflections.

How do you write the equation of a polynomial by analyzing its x-intercepts?

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What happens to the graph when you multiply the function by negative 1?

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Explain the significance of the zeros of a function.

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What is the multiplication property of zero and how does it apply to polynomial equations?

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How do you express an x-intercept in factored form?

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Describe the process of writing a polynomial equation from its x-intercepts.

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What is the final polynomial equation derived from the x-intercepts negative 3, negative 1, 0, and 1/2?

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