Finding the axis of symmetry of an equation in general form

Finding the axis of symmetry of an equation in general form

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains two methods to find the axis of symmetry in quadratic equations: completing the square and using the formula X = -B/2A. It provides a step-by-step calculation example and discusses how to find the vertex using the axis of symmetry. The tutorial concludes with a brief summary of the concepts covered.

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5 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following methods can be used to find the axis of symmetry of a quadratic equation?

Using the formula X = -B/2A

Graphing the equation

Completing the square

Using the quadratic formula

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the general form of a quadratic equation?

y = aX^2 + bX + c

y = aX + b

y = aX^2 + b

y = aX^3 + bX^2 + cX + d

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If B is 11 and A is 1 in a quadratic equation, what is the axis of symmetry?

X = 11

X = -5.5

X = 5.5

X = -11

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the Y value of the vertex once you have the X value from the axis of symmetry?

Use the quadratic formula

Use the X value as the Y value

Substitute the X value into the original equation

Graph the equation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between the axis of symmetry and the vertex of a parabola?

The axis of symmetry is the Y value of the vertex

The axis of symmetry is unrelated to the vertex

The axis of symmetry is the X value of the vertex

The axis of symmetry is the midpoint of the parabola