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Modular Arithmetic
hard
0:00.0
Determine the number of solutions to
x
3
≡
1
(
m
o
d
7
)
x^3 \equiv 1 \pmod 7
x
3
≡
1
(
mod
7
)
.
A
3
3
3
B
1
1
1
C
0
0
0
D
7
7
7
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