# Chapter 4 - Polynomials - 4.2 Negative Exponents and Scientific Notations - 4.2 Exercise Set - Page 245: 89

$4,920$

#### Work Step by Step

Since the exponent of $10$ is $3$ in the given expression, $4.92 \times10^ 3$, then move the decimal point $3$ places to the $\text{ right }$ to get \begin{array}{l}\require{cancel} 4,920 .\end{array}

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