# Solve quadratic inequalities (a = 1)

In this lesson, we will solve quadratic inequalities with an x² coefficient of 1 and express solutions using set notation.

# 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:

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- Click "Next" to view the activity

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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.

# Lesson summary: Solve quadratic inequalities (a = 1)

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The next lesson in Quadratic sequences is "Solve quadratic inequalities (a > 1)"