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Lesson details

Key learning points

  1. 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.
An image in a quiz
x = -0.5 and x = 4.5
Correct answer: x = -1.2 and x = 5.2
x = -6
Q2.
Use your graph to find approximate solutions to the equation.
An image in a quiz
x = -0.6 and x = 4.6
x = -1.2 and x = 5.2
Correct answer: x = -1.5 and x = 5.5
Q3.
Use your graph to find approximate solutions to the equation.
An image in a quiz
x = -0.4 and x = 4.4
Correct answer: x = -1.2 and x = 5.2
x = 2
Q4.
Use your graph to find approximate solutions to the equation.
An image in a quiz
x = -1.2 and x = 5.2
Correct answer: x = 0 and x = 4
x = 0 and x = 6
Q5.
Use your graph to find approximate solutions to the equation.
An image in a quiz
x = -0.8 and x = 4.8
Correct answer: x = -1.2 and x = 5.2
x = -1.6 and x = 5.6

6 Questions

Q1.
Which is incorrect?
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Correct answer: A
B
C
Q2.
Which is incorrect?
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Correct answer: A
B
C
Q3.
what is the value of b?
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b = 10x
b = 15x
Correct answer: b = 5x
Q4.
what is the value of a?
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a = -3
a = 2
Correct answer: a = 7
a = 9
Q5.
what is the value of a?
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a = 0
Correct answer: a = 10
a = 3
a = 7
Q6.
what is the value of a?
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Correct answer: a = 20
a = 4
a = 5
a = 9

Lesson appears in

UnitMaths / Quadratic equations (9.10)