1.

The sequence 27,23,18,15,11___ is an AP? true or false

Answer» False as a2-a1=-4 and a3-a2=-5
False
False the sequence is not an A.P.As 23-27=-4 18-23=-5 15-18=-3 11-15=-4Therefore, common difference is not equal in all cases. Therefore it is not anA. P.


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