SOLUTION: Solve: u^3+6u^2=4u+24

SOLUTION: Solve: u^3+6u^2=4u+24

Algebra.Com

Question 752098: Solve: u^3+6u^2=4u+24

Answer by FrankM(1040) (Show Source): You can put this solution on YOUR website!
u^3+6u^2=4u+24
u^3+6u^2-4u-24=0
((u^2)(u+6))-((4)(u+6)=0
(u^2-4)(u+6)=0
u=-2,u=2 or u=-6

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