Question

simplify (√5-√2)(√5+√2)​

Answer 1

Answer:

by using the identity. (a+b)(a-b)=a^2-b^2

= (√5)^2-(√2)^2

=5-2

=3

Answer 2

3

Using (a+b)(a-b) = $a^2-b^2$

$(\sqrt{5})^2-(\sqrt{2})^2$

5-2

3

Hope it helps u

Have a great day ahead

Annyeong