Question 1176791
{{{((-1)^(-1))^(-1) = (-1)^1 = highlight_green(-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}}}