Question 166719
{{{2/(k-3)+ 4/(k+3)}}}
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Common denominator is:(k-3)(k+3)
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{{{2(k+3)/((k-3)(k+3))+ 4(k-3)/((k-3)(k+3))}}}
{{{(2(k+3)+ 4(k-3))/((k-3)(k+3))}}}
{{{(2k+6+ 4k-12)/((k-3)(k+3))}}}
{{{(6k-6)/((k-3)(k+3))}}}
{{{(6k-6)/(k^2+9)}}}