Question 222624
{{{ (5sqrt(18) - 2sqrt(3))(6sqrt(2) - 7sqrt(3))}}}
{{{ (5sqrt(9x2) -2sqrt(3))(6sqrt(2) - 7sqrt(3))}}}
{{{ (15sqrt(2) - 2sqrt(3))(6sqrt(2) - 7sqrt(3))}}}
{{{ (180 - 105sqrt(2x3) - 12sqrt(3x2) + 42))}}}
{{{ (222 - 93sqrt(6))}}}