Question 442759
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi
{{{(highlight(9sqrt(3)))(8sqrt(5) + 6sqrt(7)) = 72sqrt(15) + 54sqrt(21)}}}
Need to be familiar with the properties of exponents:
{{{a^0 = 1}}}
{{{(a^p)^q = a^(p*q)}}}
{{{root(a,p)*root(a,q) = root(a,p*q)}}} ****
{{{x^m/x^n=x^(m-n)}}}
{{{( x^m )( x^n ) = x^( m + n )}}}



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