Question 70967
Factor Completely. y^4 + 3y^3 - 5y^2 - 15y
:
Factor out y^3 and 5y and you have:
y^3(y + 3) - 5y(y + 3)
:
Factor out (y + 3)
(y^3 - 5y) (y + 3)
:
also can factor out y:
y(y^2 - 5)(y + 3)