Question

Decide whether given sequence is an A.P or not A.P 9,16,23,30…​

Answer 1

given sequence 9,16,23,30… is an A.P as the common difference between the two consecutive terms is 7

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Answer 2

Answer:

yes they are in the correct sequence

Explanation:

using the formula

D= a2-a1 and a3-a2, we can check whether the given sequence is in AP

Therefore, a2-a1= 16-9= 7 and a3-a2= 23-16= 7

the common difference between each term is 7, therefore it is an AP

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