Solving adfected quadratic equations (Part 2)

Solving adfected quadratic equations (Part 2)

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Lesson details

Key learning points

  1. In this lesson, we will solve quadratic equations that first need to be factorised.

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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.
What are the solutions/solution to 'A'?
An image in a quiz
x = 6, x = 5
x=-6, x = +5
Correct answer: x=6, x=-5
Q2.
What are the solutions/solution to 'B'?
An image in a quiz
Correct answer: x = 3, x = -5
x=-3, x = 5
x=-6, x = +5
x=6, x=-5
Q3.
What are the solutions/solution to 'C'?
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x = -5
x = 10
x = 2, x = 10
Correct answer: x = 5
Q4.
What are the solutions/solution to 'D'?
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x = - 3
Correct answer: x = 0, x = -3
x = 0, x= 3
x = 1, x= -3
Q5.
What are the solutions/solution to 'E'?
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no solutions
Correct answer: x = 0

5 Questions

Q1.
Find the solutions to 'A'
An image in a quiz
y = - 5 and y = -2
Correct answer: y = -7 and y = -3
y = 5 and y = 2
y=7 and y = 3
Q2.
Find the solutions to 'B'
An image in a quiz
Correct answer: y = - 5 and y = -10
y = -5 and y = -3
y = 5 and y = 10
y= 5 and y = 3
Q3.
Find the solutions to 'C'
An image in a quiz
Correct answer: y = 0 and y = -10
y = 0 and y = 10
y = 1 and y = 10
y= 1 and y = -10
Q4.
Find the solutions to 'D'
An image in a quiz
y = 0 and y = -100
y = 10
Correct answer: y = 10 and y =- 10
Q5.
Find the solutions to 'E'
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y = 81
y = 9
Correct answer: y = 9 and y = -9

Lesson appears in

UnitMaths / Quadratic equations (9.10)