LCM of y^3+6y^2+9 and y^2-6y

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1 Answer

y^3 + 6y^2 + 9 = (y+3)^2

y^2 - 6y = 6(y-6)

y+3, 6, and y-6 are all different, so there are no common factors.

The LCM is just (y^3 + 6y^2 + 9) * (y^2 - 6y).

Or you can say 6 (y-6) (y+3)^2   (same thing)
by Level 13 User (103k points)

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