Question

simplify each of the following expression 1. (root5 -root2) (rooot5+root 2)​

Answer 1

Answer:

Step-by-step explanation:

(√5 - √2)(√5+√2)

=> (√5)²-(√2)²

=> 5-2 = 3

Answer 2

Answer:

This equation can be simplified by using the identity,

[A^2-B^2] = [A+B][A-B],

where A=[root5], and,

B=[root2]

Therefore the answer will be =3