The roots of $2x^2 - 5x - 1 = 0$ are —

• a$\dfrac{5 \pm \sqrt{33}}{4}$
• b$\dfrac{-5 \pm \sqrt{33}}{4}$
• c$\dfrac{5 \pm \sqrt{17}}{4}$
• d$\dfrac{5 \pm \sqrt{41}}{4}$