Question 744349
{{{(2/(4 + sqrt(6))) - (2/(4 - sqrt(6)))=2((1/(4 + sqrt(6))) - (1/(4 - sqrt(6))))}}}




{{{2((1/(4 + sqrt(6))) - (1/(4 - sqrt(6))))=((4 - sqrt(6))-(4 + sqrt(6)))/(16-6)}}}




which simplifies to...



{{{(2*sqrt(6))/5}}}