Answer
$3(3y^{6}-9y^{4}+6y^{2}+2)$
Work Step by Step
$9y^{6}-27y^{4}+18y^{2}+6$
Take out common factor $3$:
$9y^{6}-27y^{4}+18y^{2}+6=3(3y^{6}-9y^{4}+6y^{2}+2)$
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