If α, β are the roots of the quadratic equation
2x² – 3x – 35 = 0,
then the value of α³ + β³ is:
\(\frac{757}{8}\)
\(\frac{657}{8}\)
\(\frac{857}{8}\)
\(\frac{957}{8}\)
The area (in cm²) of an equilateral triangle of side 3 cm is:
\(\frac{\sqrt{243}}{6}\)
\(\frac{\sqrt{243}}{3}\)
\(\frac{\sqrt{243}}{4}\)
\(\frac{\sqrt{243}}{2}\)