Lesson details

Key learning points

  1. In this lesson, we will learn how to add two or more surds where no prior simplification is needed.In these cases, the surds will all have the same root.

Licence

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3 Questions

Q1.
Which answer is correct if 9√2 is rewritten in the form √x?
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A
B
Correct answer: C
D
Q2.
Is the following statement true or false?
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False
Correct answer: True
Q3.
Which 2 integers does 5√6 lie between?
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A
B
C
Correct answer: D

3 Questions

Q1.
Which number is not a surd?
√2
Correct answer: √4
√5
√7
Q2.
Simplify 6√7+5√7
√7
11√14
Correct answer: 11√7
30√7
Q3.
A piece of wood has been cut up into three equal pieces as shown. What was the original total length of the piece of wood?
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4√5
6√15
Correct answer: 6√5
8√5

Lesson appears in

UnitMaths / Adding surds