How do you simplify $(216r^9)^(1/3)$ ?

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Answer 1 · 2017-01-16T11:51:13

$6r^3$

$(216r^9)^(1/3) = (6^3*r^9)^(1/3)$

Recall that $(a^m)^n = a^(m xx n)$

Thus $(6^3*r^9)^(1/3)= 6^(3/3) * r^(9/3) = 6r^3$

How do you simplify (216r^9)^(1/3)(216r^9)^(1/3)?