Question

3. If √2 +√x = 3 then is
$\sqrt{2 + \sqrt{ \times = 3} }$
​

Answer 1

 (3)5×92=3n×33

=>(321)5×(32)2=3n×3×321

⇒325×34=3n+1+21

⇒325+4=3n+23

⇒313/2=3n+3/2

⇒n+23=213

⇒n=213−2