# Rearranging quadratic equations

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## Lesson details

### Key learning points

- In this lesson, we will rearrange quadratic equations to get one side equal to zero.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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### 5 Questions

Q1.

Use your graph to find approximate solutions to the equation.

x = -0.5 and x = 4.5

x = -6

Q2.

Use your graph to find approximate solutions to the equation.

x = -0.6 and x = 4.6

x = -1.2 and x = 5.2

Q3.

Use your graph to find approximate solutions to the equation.

x = -0.4 and x = 4.4

x = 2

Q4.

Use your graph to find approximate solutions to the equation.

x = -1.2 and x = 5.2

x = 0 and x = 6

Q5.

Use your graph to find approximate solutions to the equation.

x = -0.8 and x = 4.8

x = -1.6 and x = 5.6

### 6 Questions

Q1.

Which is incorrect?

B

C

Q2.

Which is incorrect?

B

C

Q3.

what is the value of b?

b = 10x

b = 15x

Q4.

what is the value of a?

a = -3

a = 2

a = 9

Q5.

what is the value of a?

a = 0

a = 3

a = 7

Q6.

what is the value of a?

a = 4

a = 5

a = 9