Math, asked by rpotgoli, 8 months ago

simply (5+√5) (5-√5)

Answers

Answered by Nimit1905

0

Answer:

20

Step-by-step explanation:

Using identity (a^2 -b^2)

a = 5

b = √5

So, (5) - (√5)

( 25 ) - ( 5 )

= 20

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