Complex Roots Binomial Expansion (Jee Mains) | ExamDuo
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Terms of Binomial Expansion
Medium
Complex Roots Binomial Expansion
If
α
satisfies the equation
x
2
+
x
+
1
=
0
and
(
1
+
α
)
7
=
A
+
B
α
+
C
α
2
,
A
,
B
,
C
≥
0
, then
5
(
3
A
−
2
B
−
C
)
is equal to
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