Learn how to graph an absolute value equation by reflecting over x axis

Learn how to graph an absolute value equation by reflecting over x axis

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

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The video tutorial explains how to create a table for graphing absolute value functions. It starts by setting the absolute value equal to zero to find the axis of symmetry and vertex. The instructor discusses choosing points for graphing, highlighting the challenges of graphing fractions. To simplify, it is suggested to select points where the denominator divides evenly. The tutorial also covers reflecting points across the axis of symmetry and how a fraction less than one stretches the graph horizontally.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in finding the axis of symmetry for an absolute value function?

Set the value inside the absolute value to zero

Choose points to the left and right

Graph the function directly

Calculate the slope of the line

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it suggested to choose points like 3 and 6 when graphing?

They avoid fractions

They are easier to calculate

They are always correct

They are the only possible points

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you simplify the process of graphing fractions?

By choosing points that the denominator divides into

By ignoring the fractions

By choosing random points

By using a calculator

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the graph when the absolute value function has a fraction less than one?

It stretches horizontally

It compresses vertically

It shifts downwards

It shifts upwards

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of reflecting points across the axis of symmetry?

It changes the vertex

It makes the graph more complex

It ensures the graph is symmetrical

It alters the slope