Solving a quadratic by factoring

Solving a quadratic by factoring

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

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The video tutorial covers solving quadratic equations by factoring, focusing on the diamond method. The instructor explains how to identify factors that multiply to a given product and add to a specific sum. The zero product property is applied to find solutions. The tutorial includes practical advice for students, emphasizing the importance of practice and understanding the process.

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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 using the diamond method?

Identify the greatest common factor.

Multiply the coefficients of x^2 and the constant term.

Divide the equation by the coefficient of x^2.

Add the coefficients of x and the constant term.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which two numbers multiply to -24 and add to -2?

6 and -4

-6 and 4

-12 and 2

12 and -2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why must one of the factors be negative when finding numbers that multiply to a negative product?

Because the sum must be positive.

Because the sum must be negative.

Because the product is positive.

Because the product is zero.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of applying the Zero Product Property in solving quadratic equations?

To add the factors to get the sum.

To multiply the factors to get the original equation.

To set each factor equal to zero and solve for x.

To find the greatest common factor.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the solutions to the equation x^2 - 2x - 24 = 0?

x = -6 and x = -4

x = 6 and x = -4

x = 6 and x = 4

x = -6 and x = 4