Question

. Is the sequence 5, 9, 15, ... an arithmetic sequence? Explain

Answer 1

ANSWER❣❣↙️↙️

Sequence 5, 9, 15... is not an AP series because their common difference is not same.

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Answer 2

in arithmetic sequence the difference between the consecutive terms is same.

$9 - 5 = 4 \\ 15 - 9 = 6$

since the difference between the consecutive terms is not same

therefore, 5,9,15...... is not an arithmetic sequence