Simplify 5(8^(1/3) + 27^(1/3))^3

Simplify: \(5(8^{1/3} + 27^{1/3})^3\)

Solution

\[ 8^{1/3} = 2,\quad 27^{1/3} = 3 \]

\[ = 5(2 + 3)^3 \]

\[ = 5 \cdot 5^3 \]

\[ = 5 \cdot 125 \]

\[ = 625 \]

Final Answer:

\[ \boxed{625} \]

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