Math, asked by varsha2045, 5 months ago

show that ( 5 + root 11 ) ( 5 - root 11 ) is a rational number​

Answers

Answered by pudibindumadhuri
3

Answer:

hello have a nice day be happy

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Answered by ruberfalconer26
1

Answer:

ans is 14 hence it is a rational number

Step-by-step explanation:

using distributive property we get

(5+ ✓11 ) (5 - ✓11 )

25 - 5✓11 + 5✓11 -11

25-11

=14

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