The correct option is B 1/9 3^ 2=1/3^2=1/9 Because, a^ m=1/a^m where a is not equal to ...

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Question

The value of $3^{- 2}$ is _______.

1/3

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1/9

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-1/9

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1/2

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Solution

The correct option is B
1/9

$3^{- 2} = \frac{1}{3^{2}} = \frac{1}{9}$ Because, $a^{- m} = \frac{1}{a^{m}}$ where a is not equal to

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