Learn how to identify the vertex and axis of symmetry using completing the square

Learn how to identify the vertex and axis of symmetry using completing the square

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains how to group quadratic and linear terms, factor them, and complete the square. It emphasizes the importance of handling fractions without converting them to decimals. The tutorial also covers the difference between factored and expanded forms and provides a graphical analysis of the function. The teacher concludes with a discussion on the vertex, axis of symmetry, and horizontal compression, encouraging students to use a graphic calculator for verification.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the first step in completing the square for a quadratic equation?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain why it is important to keep fractions instead of converting to decimals when completing the square.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you find the value that completes the square using the coefficient B?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it necessary to convert numbers to have a common denominator when subtracting fractions?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the vertex of the quadratic function discussed in the text?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the axis of symmetry for the quadratic function mentioned?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the relationship between the factored form and the expanded form of a quadratic function.

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