Math, asked by mandlakiran02, 8 months ago

The value of (5 + √5) (5 − √5) is

0

25

20

-20

Answers

Answered by deepika37194

0

Answer:

20

Step-by-step explanation:

(5+√5) (5-√5)=(a+b) (a-b)=a²-b²

=(5)²-(√5)²

=25-5

=20

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