Question

Simplify (5+ √5). (5-√5)​

Answer 1

Answer:

$25 - 5 \sqrt{5} + 5 \sqrt{5} - 5 \\ = 20$

Answer 2

Answer:

20 is the final answer

Step-by-step explanation:

here by using identifiy

[ a+b] [ a-b] = a2- b2

where a= 5 and b = /5

[ 5 ] 2 - [ / 5 ] 2

= 25- 5

= 20 is the Answer

I hope this Ans is help for you