Recurrence Relation Quadratic Equation (Jee Mains) | ExamDuo
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Arithmetic and Geometric Progression
Medium
Recurrence Relation Quadratic Equation
Let P
n
= α
n
+ β
n
, n ∈
N
. If P
10
= 123, P
9
= 76, P
8
= 47 and P
1
= 1, then the quadratic equation having roots
and
is :
SELECT ONE OPTION
A
x
2
– x + 1 = 0
B
x
2
+ x – 1 = 0
C
x
2
– x – 1 = 0
D
x
2
+ x + 1 = 0
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