Question

(root 5- root 2)( root 5 +root 2)​

Answer 1

Step-by-step explanation:

refer the attachment for your answer

Answer 2

Answer

(√5-√2) (√5+√2)

= (√5-√2) (√5+√2)

Using (a-b) (a+b) = (a²-b²)

So

(√5)² - (√2)²

= 5-2

= 3 ( ANS)