Question 381719
  <pre><font size = 3 color = "indigo"><b>
Hi,         
{{{sqrt(2x^2) + 3*sqrt(72x^2) + 7*sqrt(72x^2)}}}
{{{x*sqrt(2) + 3*6x*sqrt(2) + 7*6x*sqrt(2)}}}
{{{x*sqrt(2) + 18x*sqrt(2) + 42xsqrt(2)}}}
 {{{highlight(61x*sqrt(2))}}}