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Show (6 - sqrt 2)( 6 + sqrt 2 ) is rational

Show (6 - sqrt 2)( 6 + sqrt 2 ) is rational
20.2k views
3 votes
Show (6 - sqrt 2)( 6 + sqrt 2 ) is rational

User Lomelisan
by
8.2k points

1 Answer

4 votes

Explanation:

(6-√2)(6+√2)=36-6√2+6√2-2

=36-2

=34

User Adam Robinson
by
7.6k points
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