Posted by Heather on Tuesday, November 20, 2012 at 10:57pm.
form a polynomial f(x) with real coefficients having the given degree and zeros.
Degree 4; zeros:3 +5i; 2 multiplicity 2
enter the polynomial f(x)=a(?)

algebra  Steve, Tuesday, November 20, 2012 at 11:11pm
since complex roots come in pairs, you have
(x(3+5i))(x(35i))(x2)^2
((x+3)+5i)((x+3)5i)(x2)^2
(x^2 + 6x + 34)(x^2  4x + 4)
x^4 + 2x^3 + 14x^2  112x + 136

algebra  Nergez, Monday, November 4, 2013 at 6:39pm
degree 4
zeros 35i
5 multiplicity 2
enter the polynomial f(x)=a()
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