Learn how to factor a quadratic when a is not one to solve the equation

Learn how to factor a quadratic when a is not one to solve the equation

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains how to solve quadratic equations by factoring, especially when the leading coefficient is not one. It covers setting the equation to zero, factoring out the greatest common factor, and using the zero product property. The instructor highlights common mistakes and demonstrates the correct method for finding factors and grouping terms.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a quadratic equation by factoring?

Set the equation equal to zero

Multiply both sides by a constant

Add a constant to both sides

Divide both sides by a variable

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to factor out the greatest common factor (GCF) in a quadratic equation?

To make the equation more complex

To simplify the equation for easier factoring

To change the equation's roots

To eliminate the variable

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When factoring a quadratic equation, what do the two numbers need to do?

Multiply to give the constant term

Add to give the coefficient of the linear term

Add to give the leading coefficient

Multiply to give the product of the leading coefficient and constant term

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What mistake do students commonly make when factoring quadratics with a leading coefficient not equal to 1?

Ignoring the constant term

Using incorrect signs for the factors

Assuming the factors are the same as when the leading coefficient is 1

Forgetting to set the equation to zero

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of breaking apart the middle term in a quadratic equation?

To change the equation's roots

To simplify the equation

To prepare for grouping terms

To eliminate the constant term

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Zero Product Property used for in solving quadratic equations?

To find the sum of the roots

To divide the equation by zero

To set each factor equal to zero

To multiply the factors

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the final step of factoring by grouping, what should you do after factoring out the common element?

Add the factors together

Multiply the factors

Set each factor equal to zero

Divide the factors by a constant