Question

If √5 + √2 = X then √5 - √2 =?​

Answer 1

Answer:

7 is the answer

hope it helps.....☺✌

Answer 2

Answer:

x=3+22   x1=3+221×3−223−22

=3−22

(x−21)2=x+x1−2

=3+22+3−22−2=4

So, x−x1=4=±12