Answer:
b
Step-by-step explanation:
2x2-3x-5=0
(2x2 - 3x) - 5 = 0
D. d = 5
d = d² - d¹
= 5 - 0
= 5
d = d³ - d⁴
= 10 - 5
d = dⁿ - dⁿ-¹