MCQ
દ્વિઘાત સમીકરણ $2{x^2} + 3x + 1 = 0$ ના બીજ . . . . છે.
- Aઅસંમેય
- ✓સંમેય
- Cકાલ્પનિક
- Dએકપણ નહી.
$\therefore \,\,\,\,x = \frac{{ - 3 \pm \sqrt {9 - 8} }}{4} = \frac{{ - 3 \pm 1}}{4}$
Hence roots are $ - \frac{1}{2}, - 1$ (Rational).
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