Question

show that each progressions in arithmetic progressions.find the 1st term next term and common difference 9,15,21,27....00​

Answer 1

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Answer 2

Answer:

Here,a=t1 =9

Common difference=d=15-9=6

21-15=6

27-21=6

In this sequence common difference d is constant i.e.6

Therefore,It is an arithmetic progression.