How to find the zeros of a quadratic polynomial by factoring

How to find the zeros of a quadratic polynomial by factoring

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial covers solving quadratic equations by setting them to zero, factoring, and applying the zero product property. It explains the concept of multiplicity and how it affects the graph of the equation. The tutorial emphasizes the importance of understanding these concepts to solve quadratic equations effectively.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a quadratic equation?

Factor the equation

Graph the equation

Set the equation equal to zero

Find the roots

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which two numbers multiply to -27 and add to -6?

-9 and 3

3 and -9

-3 and 9

9 and -3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the multiplicity of a linear factor indicate about the graph?

The graph will cross the x-axis

The graph will touch the x-axis

The graph will be parallel to the x-axis

The graph will not intersect the x-axis

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the zero product property used for?

To calculate the discriminant

To find the solutions of a factored equation

To find the vertex of a parabola

To determine the axis of symmetry

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a factor is raised to the power of one, what does it mean?

The factor is zero

The factor is squared

The factor is cubed

The factor remains unchanged