Math, asked by flippantislive, 5 months ago

common difference of 3a,9a,15a,21a

Answers

Answered by rock2604

1

Answer:

d=a2-a1

d=9a-3a

d=6a

Step-by-step explanation:

Answered by kchoudharydigboi42

0

Common difference is 3a (1,3,5,7)

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