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Modular Arithmetic
hard
0:00.0
Determine the number of solutions to
x
2
≡
0
(
m
o
d
12
)
x^2 \equiv 0 \pmod{12}
x
2
≡
0
(
mod
12
)
.
A
2
2
2
B
4
4
4
C
6
6
6
D
1
1
1
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