Question 379733
From {{{2*sqrt(96) + sqrt(147) - sqrt(300)}}}, 
we pull out perfect squares from all three and get
{{{2*sqrt(16)*sqrt(6) + sqrt(49)*sqrt(3) - sqrt(100)*sqrt(3)}}}=
{{{8*sqrt(6) + 7*sqrt(3) - 10*sqrt(3)}}}=
{{{8*sqrt(6) - 3*sqrt(3)}}}