SOLUTION: Find the Polynomial P(x)having real coefficents, with the degree and zeros indicated. Assume the lead coefficient is 1. Recall (a+bi)(a-bi)=a^2 + b^2. degree 4, x- -7, x=9, x= -6i.

Question 319281: Find the Polynomial P(x)having real coefficents, with the degree and zeros indicated. Assume the lead coefficient is 1. Recall (a+bi)(a-bi)=a^2 + b^2. degree 4, x- -7, x=9, x= -6i.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Since x=-6i is a zero, x=6i is also a root.
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