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OpenStudy (anonymous):
I have a polynomial p(x)=4x^3+ax^2+bx+3 a,b are real numbers. Find a and b if one of the zeroes of p(x) is 1-i*sqrt(2).
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OpenStudy (anonymous):
And I also know that the second zero is 1+i*sqrt(2) because complex zeroes come in pairs.
OpenStudy (anonymous):
Substitute both into the equation, you get two equation in terms of a and b solve it and find A and B
OpenStudy (anonymous):
ok got it thanks :)
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