Polinom
ima realne koeficijente i vrijedi
. Odrediti vrijednost
.
The polynomial
has real coefficients such that
. Find
.
[lang=hr]
Polinom $f(x) = x^4 + ax^3 + bx^2 + cx + d$ ima realne koeficijente i vrijedi $f(2i) = f(2 + i) = 0$. Odrediti vrijednost $a + b + c + d$.
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[lang=en]
The polynomial $f(x) = x^4 + ax^3 + bx^2 + cx + d$ has real coefficients such that $f(2i) = f(2 + i) = 0$. Find $a + b + c + d$.
[/lang]
