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cricket20 [7]
3 years ago
5

What's the pattern in 30 21 12 3 -6

Mathematics
2 answers:
makvit [3.9K]3 years ago
4 0
The pattern is Subtract 9 from the previous number to get the next number
Bas_tet [7]3 years ago
3 0
 a_b=39 - 9b
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