SOLUTION: Find all solutions, real and complex of the equation:
a. x^4+x^3+x^2+x=0
b. x^3+3x^2+9x+27=0
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Question 323338: Find all solutions, real and complex of the equation:
a. x^4+x^3+x^2+x=0
b. x^3+3x^2+9x+27=0
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find all solutions, real and complex of the equation:
a. x^4+x^3+x^2+x=0
x=0 is obvious.
Then try +1 and -1
---------------------
b. x^3+3x^2+9x+27=0
(x+3)^3 = 0
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