How to find all the roots of a polynomial by factoring

How to find all the roots of a polynomial by factoring

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial covers the process of factoring polynomials with multiple variables, focusing on identifying common terms and applying the zero product property. It discusses solving quadratic equations using methods like factoring, the quadratic formula, and completing the square. The tutorial emphasizes the importance of factoring skills and demonstrates breaking down trinomials into binomials through trial and error. The session concludes with finding the solution set using the zero product property.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in factoring a polynomial with multiple variables?

Apply the quadratic formula

Identify common terms

Use completing the square

Set the equation to zero

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is generally the quickest for solving quadratic equations?

Factoring

Graphing

Completing the square

Using the quadratic formula

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When factoring a quadratic equation, what should the product of the two numbers equal?

Zero

The leading coefficient

The constant term

The coefficient of the middle term

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result when you apply the zero product property to a factored equation?

The equation is set to zero

The equation is simplified

The solutions are found

The equation is expanded

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the example given, what adjustment was made to achieve the correct middle term?

Switching the order of terms

Changing the signs of the terms

Adding a constant

Multiplying by a factor