Learn a Fact: 3 x 1

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3

x1


3

1

x3


3

3
X 0
0
3
X 2
6
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1
2
x  3
2
6
x  2
3
2
x  2
4
7
x  2
5
2
x  7
6
8
x  2
7
2
x  9
8
3
x  2
9
1
x  1
10
2
x  2
11
2
x  4
12
5
x  2
13
2
x  6
14
2
x  8
15
2
x  5
16
9
x  2
17
4
x  2
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