# Number of solutions

In this lesson, we will look at the number of possible solutions for quadratic equations and investigate patterns linking the form of an equation and the number of real solutions it has.

#### 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!

1/5

Q2.Choose the most appropriate pair of solutions for A

2/5

Q3.Choose the most appropriate pair of solutions for B

3/5

Q4.Choose the most appropriate pair of solutions for C

4/5

Q5.Choose the most appropriate pair of solutions for D

5/5

#### 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!

1/5

Q2.Choose the most appropriate pair of solutions for A

2/5

Q3.Choose the most appropriate pair of solutions for B

3/5

Q4.Choose the most appropriate pair of solutions for C

4/5

Q5.Choose the most appropriate pair of solutions for D

5/5

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# 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:

# Number of solutions

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.How many real solutions does 'A' have?

1/5

Q2.How many real solutions does 'B' have?

2/5

Q3.How many real solutions does 'C' have?

3/5

Q4.How many real solutions does 'D' have?

4/5

Q5.How many real solutions does 'E' have?

5/5

#### Unit quizzes are being retired in August 2023

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

# Number of solutions

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.How many real solutions does 'A' have?

1/5

Q2.How many real solutions does 'B' have?

2/5

Q3.How many real solutions does 'C' have?

3/5

Q4.How many real solutions does 'D' have?

4/5

Q5.How many real solutions does 'E' have?

5/5

# Lesson summary: Number of solutions

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Walk

On the spot:
Chair yoga