Add two surds
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Lesson details
Key learning points
- 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
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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3 Questions
Q1.
Which answer is correct if 9√2 is rewritten in the form √x?
A
B
D
Q2.
Is the following statement true or false?
False
Q3.
Which 2 integers does 5√6 lie between?
A
B
C
3 Questions
Q1.
Which number is not a surd?
√2
√5
√7
Q2.
Simplify 6√7+5√7
√7
11√14
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?
4√5
6√15
8√5