1992 AHSME Problems/Problem 28

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Problem

Let $i=\sqrt{-1}$. The product of the real parts of the roots of $z^2-z=5-5i$ is

$\text{(A) } -25\quad \text{(B) } -6\quad \text{(C) } -5\quad \text{(D) } \frac{1}{4}\quad \text{(E) } 25$

Solution

$\fbox{B}$

See also

1992 AHSME (ProblemsAnswer KeyResources)
Preceded by
Problem 27
Followed by
Problem 29
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