Question 353539
{{{(18t^6 -12t^4 +30t^5)/-6t^2}}}
{{{(6t^4(3t^2-2+5t))/-6t^2}}}
{{{(-t^2(3t^2+5t-2))}}}
{{{(-t^2(3t-1)(t+2))}}}
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