Question 205295
{{{((x-4)/(x+4))+((x+4)/(x-4))}}}
{{{((x-4)^2/((x+4)(x-4)))+((x+4)^2/((x+4)(x-4)))}}}
{{{((x^2-8x+16)+(x^2+8x+16))/(x^2-16)}}}
{{{(2x^2+32)/(x^2-16)}}}
{{{(2(x^2+16))/(x^2-16)}}}