Year 9

Year 9

Lesson details

Key learning points

1. In this lesson, we will identify the features of quadratic graphs. We will also practice plotting quadratic graphs.

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5 Questions

Q1.
Which worded description best describes a quadratic graph?
A 'W' shape
A curvy snake with lot's of turns
A straight line
Q2.
Antoni says this is not a quadratic as it does not go through the x axis. Do you agree?
Yes, Antoni is correct it is not a quadratic graph.
Q3.
For the graph below what is the y-ordinate when the x-ordinate is 3?
-2
-5
10
7
Q4.
For the graph below what is the y-ordinate when the x-ordinate is -3?
-2
-5
10
7
Q5.
Which equation could be the equation of the graph below?
Option 1
Option 3
Option 4

5 Questions

Q1.
Tick the equation that, when plotted, would form a quadratic graph.
Option 2
Option 3
Option 4
Q2.
What value would go where the heart is?
-10
-25
10
Q3.
What value would go where the heart is?
-1
-3
-4
2
Q4.
What value would go where the heart is?
3
4
5
Q5.
Complete the tables below and plot the graphs. Select a co-ordinate the graphs have in common.
(-2,4)
(0,1)
(1,-1)
(1,1)