Question 62241
Simplify by adding like terms : 

{{{-2^0x^2y^2x^-2+3y^2/x^2-4x^(-2)/y^(-2)+5y^2}}}
{{{-2^0*x^(2-2)y^2+3y^2/x^2-4y^2/x^2+5y^2}}}
{{{-2^0*x^0*y^2+3y^2/x^2-4y^2/x^2+5y^2}}}
{{{-(1)(1)y^2+3y^2/x^2-4y^2/x^2+5y^2}}}
{{{-y^2+3y^2/x^2-4y^2/x^2+5y^2}}}
{{{-y^2+5y^2+3y^2/x^2-4y^2/x^2}}}
{{{highlight(4y^2-y^2/x^2)}}}
Happy Calculating!!!