Simplify a surd of the form a√b

In this lesson, we will simplify surds of the form a√b. We will use our knowledge of factors and square roots to reduce surds to their simplest form.

Unit quizzes are being retired in August 2023

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which of the following is NOT another way of writing √84?

1/3

Q2.Which of the following is the correct simplification of √90?

2/3

Q3.Which of the following is the correct simplification of √18/√32?

3/3

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which of the following is NOT another way of writing √84?

1/3

Q2.Which of the following is the correct simplification of √90?

2/3

Q3.Which of the following is the correct simplification of √18/√32?

3/3

Video

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Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Simplify a surd of the form a√b

Simplify a surd of the form a √b

Q1.Simplify 6√20

1/3

Q2.Simplify 3√12/8√20

2/3

Q3.Simplify 2√18 : 3√28

3/3

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Simplify a surd of the form a√b

Simplify a surd of the form a √b

Q1.Simplify 6√20

1/3

Q2.Simplify 3√12/8√20

2/3

Q3.Simplify 2√18 : 3√28

3/3

Lesson summary: Simplify a surd of the form a√b

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