Question 119147
{{{3^3*sqrt(45)}}} Start with the given expression



{{{27*sqrt(45)}}} Cube 3 to get 27



{{{27*3*sqrt(5)}}} Simplify {{{sqrt(45)}}} to get {{{3*sqrt(5)}}}. Note: If you need help with simplifying square roots, check out this <a href=http://www.algebra.com/algebra/homework/Radicals/simplifying-square-roots.solver> solver</a>.



{{{81*sqrt(5)}}} Multiply 27 and 3 to get 81.

 


So {{{3^3*sqrt(45)}}} simplifies to {{{81*sqrt(5)}}}