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Mathematics 26 Online
OpenStudy (anonymous):

Which of the following is a polynomial with roots -2, -3i, and 3i ? A x3 + 4x2 + 9x + 24 B x3 - 4x2 + 9x - 24 C x3 + 2x2 + 9x + 18 D x3 - 2x2 + 9x - 18

OpenStudy (anonymous):

if you did not get the last one this will make no sense either, the method to get the answer is the same \[(x+2)(x+3i)(x-3i)\]

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