Answer :

Answer:

A variable goes as a denominator if it's index is negative.

For example:

[tex]x^{-1}y=\frac{y}{x}[/tex]

The index of x is -1, this makes it a denominator.

The given expression:

[tex]x^4y^{-14}z^4=\frac{x^4z^4}{z^{14}}[/tex]

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