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Lesson details
Key learning points
- In this lesson, we will use graphs and transformations of graphs to solve quadratic equations.
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 the graph to find approximate solutions to the simultaneous equations
(-2,0) and (1,0)
(-2.8, 6.8) and (0.8 and 2.2)
(7.6, -3.3) and (2.3, 1.6)
Q2.
How many solutions are there to the simultaneous equations below.
0
2
Q3.
Find the value of y when x = 0
-3
0
Q4.
Find the value of y when x = 4
18
398
Q5.
Find the value of y when x = -3
-49
239
41
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 = -6
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 = -1.2 and x = 5.2
x = -1.6 and x = 5.6