1.

The roots of the equation x2 + px + q = 0 are 1 and 2, the roots of the equation qx2 – px + 1 = 0 must be

A. \(1,\frac{1}{2}\)
B. \(- \frac{1}{2},1\)
C. \(- \frac{1}{2}, - 1\)
D. \(- 1,\;\frac{1}{2}\)
Answer» D. \(- 1,\;\frac{1}{2}\)


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