solve a quadratic equation by completing the square using given steps

solve a quadratic equation by completing the square using given steps

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains the process of completing the square in quadratic equations. It begins with isolating variables and creating a perfect square trinomial. The instructor emphasizes the importance of factoring and using the B/2 squared method to complete the square. The tutorial also covers the necessity of maintaining balance in equations by applying operations to both sides. Finally, it demonstrates solving the equation using inverse operations and simplifying the result.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in the process of completing the square?

Add a constant to both sides

Multiply both sides by a constant

Isolate the variables on one side

Solve for the variable

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When factoring out the GCF, what is the next step after isolating the variables?

Add a constant to both sides

Determine the value that completes the square

Multiply the equation by a constant

Solve for the variable

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the value that completes the square in a quadratic equation?

Multiply the coefficient of the linear term by 2

Subtract the constant term from the coefficient of the linear term

Divide the coefficient of the linear term by 2 and square it

Add the coefficient of the linear term to the constant term

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What must be done to maintain balance in the equation when creating a perfect square trinomial?

Multiply both sides by the same value

Add the same value to both sides

Divide both sides by the same value

Subtract the same value from both sides

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of factoring a perfect square trinomial?

A linear equation

A quadratic equation

A constant term

A binomial squared

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step in solving the equation after factoring into a binomial squared?

Divide both sides by a constant

Add a constant to both sides

Multiply both sides by a constant

Use inverse operations to solve for the variable

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When solving for the variable, what must be included when taking the square root?

Both the positive and negative roots

Neither root

Only the negative root

Only the positive root