<h5>The expression $\frac{1}{3}x^{2}-2$ can be rewritten as $\frac{1}{3}(x-k)(x+k)$, where $k$ is a positive constant. What is the value of $k$?</h5>

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Mashaal Masha

The expression $\frac{1}{3}x^{2}-2$ can be rewritten as $\frac{1}{3}(x-k)(x+k)$, where $k$ is a positive constant. What is the value of $k$?

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Mashaal Masha

The expression $\frac{1}{3}x^{2}-2$ can be rewritten as $\frac{1}{3}(x-k)(x+k)$, where $k$ is a positive constant. What is the value of $k$?