Math, asked by jassj2882gmailcom, 2 months ago

Simplity
$(5 + \sqrt{5} )(5 - \sqrt{5)}$

Answers

Answered by adtyk

1

Answer:

20

Step-by-step explanation:

(5+√5)(5-√5)

=5²-(√5)²

=25-5

=20

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