The equation $\sqrt {(x + 1)} - \sqrt {(x - 1)} = \sqrt {(4x - 1)} $, $x \in R$ has
One solution
Two solution
Four solution
No solution
If ${a^{1/x}} = {b^{1/y}} = {c^{1/z}}$ and ${b^2} = ac$ then $x + z = $
The value of the fifth root of $10^{10^{10}}$ is
The value of $\sqrt {[12\sqrt 5 + 2\sqrt {(55)} ]} $ is
Solution of the equation $\sqrt {(x + 10)} + \sqrt {(x - 2)} = 6$ are
If $x = 3 - \sqrt {5,} $ then ${{\sqrt x } \over {\sqrt 2 + \sqrt {(3x - 2)} }} = $