Find the roots of the polynomial equation.
x^3  4x^2 + x + 26 = 0
A. 3 ± 2i, 2
B. 3 ± 2i, 2
C. 3 ± 2i, 2
D. 3 ± 2i, 2
Please help, I would appreciate it!
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2 answers

Thank you!
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answered by Anonymous 
From the choices, clearly you expect 2 or 2 to be a root. A little synthetic division yields
(x+2)(x^26x+13)
So it's either A or B
Now use the quadratic formula to choose. 👍
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answered by oobleck
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