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Mathematics 20 Online
OpenStudy (anonymous):

Which of the following is a polynomial with roots -3, -3i, and 3i

OpenStudy (anonymous):

answers: x3 + 3x2 + 9x + 27 x3 - 3x2 + 9x - 27 x3 + 9x2 + 9x + 81 x3 - 9x2 + 9x - 81

OpenStudy (oaktree):

x3 - 3x2 + 9x - 27 is.

OpenStudy (oaktree):

Oh, wait. No, x3 + 3x2 + 9x + 27 is. x3 - 3x2 + 9x - 27 has 3 as a root, not -3.

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