$\root 4 \of {(17 + 12\sqrt 2 )} = $
$\sqrt 2 + 1$
${2^{1/4}}(\sqrt 2 + 1)$
$2\sqrt 2 + 1$
None of these
The cube root of $9\sqrt 3 + 11\sqrt 2 $ is
If $x = 3 - \sqrt {5,} $ then ${{\sqrt x } \over {\sqrt 2 + \sqrt {(3x - 2)} }} = $
Solution of the equation $\sqrt {(x + 10)} + \sqrt {(x - 2)} = 6$ are
If ${a^{x - 1}} = bc,{b^{y - 1}} = ca,{c^{z - 1}} = ab,$then $\sum {(1/x) = } $
Number of Solution of the equation ${(x)^{x\sqrt x }} = {(x\sqrt x )^x}$ are