Year 9
These resources will be removed by end of Summer Term 2025.
Switch to our new teaching resources now - designed by teachers and leading subject experts, and tested in classrooms.
These resources were created for remote use during the pandemic and are not designed for classroom teaching.
Lesson details
Key learning points
- In this lesson, we will solve pure quadratic equations in the form ax² + c. We will investigate patterns of behaviour with these specific cases.
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.
Loading...
7 Questions
Q1.
Is 'A' a quadratic equation?
No, the highest power is not two
No, there is no equals sign
Q2.
Is 'B' a quadratic equation?
No, the highest power is not two
No, there is no equals sign
Q3.
Is 'C' a quadratic equation?
No, the highest power is not two
No, there is more than one variable
No, there is no equals sign
Q4.
Is 'C' a quadratic equation?
No, the highest power is not two
No, there is no equals sign
Q5.
Is 'D' a quadratic equation?
No, there is no equals sign
Yes
Q6.
Which equation is correct for the area?
A
B
Q7.
Which could you form a quadratic equation for the volume of this shape from?
A
C
5 Questions
Q1.
Which is of the following is true about quadratic equations:
It has one solution
It has two solutions
Q2.
Choose the most appropriate pair of solutions for A
18
40.5
9
Q3.
Choose the most appropriate pair of solutions for B
24.5 and -24.5
sqrt(51) and - sqrt(51)
sqrt(53) and - sqrt(53)
Q4.
Choose the most appropriate pair of solutions for C
3 and -3
3 and 7
sqrt(23) and - sqrt(23)
sqrt(27) and - sqrt(27)
Q5.
Choose the most appropriate pair of solutions for D
3 and -3
sqrt(39)/3 and - sqrt(39)/3