Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Got It? - Page 420: 3

$\frac{1}{9}$

Work Step by Step

The exponential $3^{-2}$ can be simplified by changing the negative exponent to positive by taking the reciprocal of the base. $\frac{1}{3^{2}}$ = $\frac{1}{9}$

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