+1521 An expression is well-defined if you can compute its value without any illegal operations. Examples of expressions that are [i]not[/i] well-defined include $1/0$ and $\sqrt{-10}$. For what values of $x$ is the expression
\[\frac{\sqrt{4x} - \sqrt{-3x}}{\sqrt{2x}}\]
well-defined?
Express your answer in interval notation.
