Answer:
2nd option
Step-by-step explanation:
trinomial is 2x² + 10x -4 = 0
a = 2
b = 10
c = -4
(-b±√b²-4ac) / 2a
= [-10±√100-4(2)(-4)] / 2
= (-10±2[tex]\sqrt{33}[/tex]) / 4
= (-5+[tex]\sqrt{33}[/tex])/2, = (-5-[tex]\sqrt{33}[/tex])/2 (simplified)
