Solve: Finding the Negative Absolute Value of 3⁴

$-\lvert3^4\rvert=$

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$-\lvert3^4\rvert=$

First, calculate the fourth power of 3: $3^4 = 81$ .

Then, apply the absolute value:
since 81 is positive, $\lvert 81 \rvert = 81$ .

Finally, apply the negative sign outside the absolute value: $-\lvert 81 \rvert = -81$ .

$-81$

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Determine the absolute value of the following number:

$\left|18\right|=$

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