Exercise algebra.manipulation.rational.simplify

Description
simplify a rational expression (with a variable in a divisor)

(a^3+7*a^2+12*a)/(a^2+6*a+9)

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Path 1

path	[0, 0, 0, 1, 0, 6]
steps	6
major rules	1
active labels	simplifyrationalexpression simplifydivision