How do you simplify $(81m^6)^(1/2)$ ?

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Answer 1 · 2017-04-12T09:03:42

$+-9x^3$

An index written as the fraction means the same as the square root.

$x^(1/2) = sqrt x$

$(81m^6)^(1/2) = sqrt(81x^6)$

$= 9x^3$

Remember that a root can be positive of negative.

$+-9x^3$

How do you simplify (81m^6)^(1/2)(81m^6)^(1/2)?