For this expression, the variables are equal to:
An expression is a mathematical equation which shows the relationship existing between two or more numerical quantities or variables.
Given the following expression:
[tex]\sqrt[4]{15^{7} }[/tex]
From the law of indices, we have:
[tex]\sqrt[c]{a^{b} } =a^{\frac{b}{c} } \\\\\sqrt[4]{15^{7} } =15^{\frac{7}{4} }[/tex]
For this expression, the variables are:
Read more on expressions here: https://brainly.com/question/12819629
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