How to Factor a Solve for the Zeros of a Cubic Polynomial

How to Factor a Solve for the Zeros of a Cubic Polynomial

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

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The video tutorial covers solving a polynomial equation by setting it to zero, factoring out the greatest common factor (GCF), and applying the zero product property. The instructor emphasizes the importance of understanding the role of variables and constants in finding solutions. The tutorial also clarifies the difference between dividing out constants and variables, highlighting that variables can be solutions themselves.

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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 polynomial equation according to the instructor?

Subtract the highest degree term

Add a constant to both sides

Multiply all terms by a constant

Set the equation equal to zero

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does factoring out the greatest common factor (GCF) involve?

Subtracting the GCF from each term

Adding the GCF to each term

Dividing each term by the GCF

Multiplying each term by the GCF

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many factors does the polynomial have after factoring, as discussed in the video?

Four factors

Three factors

Two factors

One factor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the zero product property used for in solving polynomials?

To multiply all terms by zero

To divide each term by zero

To set each factor equal to zero

To add zero to each term

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't you divide out the variable X when solving the polynomial?

Because X is a constant

Because X is already zero

Because X is a solution

Because X is not a factor