$\"\"$

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The volume of cube $\"\"$ .

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$\"\"$ (Substitute $\"\"$ )

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Apply power of a product property: $\"\"$ .

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$\"\"$ $\"\"$

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Apply power of a power property: $\"\"$ .

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$\"\"$

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$\"\"$ (Multiply exponent: $\"\"$ )

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$\"\"$ (Evaluate power $\"\"$ ) $\"\"$

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The solution is $\"\"$ .