Master How to solve a quadratic equation with two terms by factoring out the GCF

Master How to solve a quadratic equation with two terms by factoring out the GCF

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

This video tutorial demonstrates how to solve quadratic equations by factoring out the greatest common factor (GCF). It covers the zero product property and provides multiple examples, including handling coefficients, variables on different sides, and equations with fractions. The tutorial emphasizes the importance of setting equations to zero and checking solutions by multiplying back.

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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?

Divide by the coefficient of x

Multiply both sides by the GCF

Add the terms on both sides

Set the equation equal to zero

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When factoring out the GCF, what should you look for between terms?

The largest coefficient

The smallest exponent

A common factor

The highest degree term

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the example X^2 - 56X = 0, what is the GCF that can be factored out?

56

X

1

X^2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the common factor when coefficients are involved?

Use the largest coefficient

Ignore the coefficients

Choose the smallest coefficient

Find a number that divides all coefficients

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the solution set for the equation 2X^2 + 3X = 0 after factoring?

0, 3/2

0, -1/2

0, -3/2

0, 1/2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common mistake when dealing with variables on different sides of the equation?

Taking the square root too early

Dividing by the variable

Adding the coefficients

Multiplying by zero

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you eliminate fractions in a quadratic equation?

Multiply by the least common multiple

Divide by the largest fraction

Subtract the fractions

Add the fractions together