Math, asked by abdullive939, 2 months ago

(5+√5) (5-√5)
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Answers

Answered by keerthanakrishna59
2

hope it helps you

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Answered by arsiareyazksa
0

this is given in the form of (a+b)(a-b)

we know that (a+b) (a-b)=a²-b²

Therefore,(5+√5)(5-√5)= 5²- √5²

=25-5

= 20

Hence, the answer is 20

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