Question

simplify each of following expression 1. (√5-√2)(√5+√2)​

Answer 1

Step-by-step explanation:

we know the identity (a+b)(a-b) = a² - b²

so,(√5-√2)(√5+√2)=(√5)²-(√2)²=5-2=3

Answer 2

Answer:

3

Step-by-step explanation:

(√5+√2)(√5-√2)

(5-2)

3