Completing the square by factoring out a negative one

Completing the square by factoring out a negative one

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains the process of completing the square, especially when dealing with a negative coefficient in front of the X squared term. It covers the initial steps of placing parentheses around X terms, factoring out negatives, and forming a perfect square trinomial. The instructor demonstrates the B/2 squared method to complete the square and convert the trinomial into a binomial form. The tutorial concludes with finalizing the equation and ensuring the steps are correctly applied.

Read more

7 questions

Show all answers

1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the first step when completing the square with a negative in front of the X squared term?

Evaluate responses using AI:

OFF

2.

OPEN ENDED QUESTION

3 mins • 1 pt

Why do we put parentheses around the X terms when completing the square?

Evaluate responses using AI:

OFF

3.

OPEN ENDED QUESTION

3 mins • 1 pt

What do we need to do to convert the X terms into the form X - H squared?

Evaluate responses using AI:

OFF

4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the formula used to find the value to complete the square?

Evaluate responses using AI:

OFF

5.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you ensure that the equation remains equivalent after adding and subtracting a value?

Evaluate responses using AI:

OFF

6.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens to the signs when you factor out a negative one?

Evaluate responses using AI:

OFF

7.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the final form of the function after completing the square?

Evaluate responses using AI:

OFF