Question

Find the value for (√5-√2) (√5+√2)​

Answer 1

Answer:

3

Step-by-step explanation:

We know that, (x-y) *(x+y) = (x^2 - y^2)

So, here (root 5 - root 2)(root 5 + root 2) = (5 - 2)

Which means 3

Answer 2

Answer:

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

(a-b)*(a+b)=(a^2-b^2)