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Nastasia [14]
3 years ago
11

Find the missing terms. 3, _____, _____, 21 (arithmetic)

Mathematics
1 answer:
natka813 [3]3 years ago
6 0

Answer:

3, 9, 15, 21

Step-by-step explanation:

3x1=3 v

3x2=6

3x3=9 v

3x4=12

3x5=15 v

3x6=18

3x7=21 v

Skip one each time, 3, 9, 15, 21

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