Question 1051586
{{{root(3, -81y^15/(27x^6)) = -3y^5root(3,3)/(3x^2) = -root(3,3)y^5/(x^2)  }}}

 ^3 sqrt(-5x) multiplied by ^3 sqrt (125x^2)
{{{root(3, (-5x)(125x^2)) = root(3,-5*125x^3) = - 5x*root(3,5)}}}
{{{a^0 = 1}}}
{{{x^m/x^n=x^(m-n)}}}
{{{( x^m )( x^n ) = x^( m + n )}}}
{{{(a^p)^q = a^(p*q)}}}
{{{(xy)^n = x^n*y^n}}}
{{{root(a,p)*root(a,q) = root(a,p*q)}}} ***********
{{{root  (n, (x/y)) = root(n,x)/root(n,y)}}}
x^(1/n) = {{{root(n,x)}}}   , x^(m/n) = {{{root(n,x^m)}}}