Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
ω
(
≠
1
)
\omega (\neq 1)
ω
(
=
1
)
is a cube root of unity and
(
1
+
ω
)
7
=
A
+
B
ω
(1 + \omega)^7 = A + B\omega
(
1
+
ω
)
7
=
A
+
B
ω
, then
(
A
,
B
)
(A, B)
(
A
,
B
)
equals to a.
(
1
,
1
)
(1, 1)
(
1
,
1
)
b.
(
1
,
0
)
(1, 0)
(
1
,
0
)
c.
(
−
1
,
1
)
(-1, 1)
(
−
1
,
1
)
d.
(
0
,
1
)
(0, 1)
(
0
,
1
)
Browse the problem library