This question is from the chapter A.P of NCERT, Excersice 5.1. In this question you have to find four starting terms of the A.P using the Info. given above .Find the Solution of this question.

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Solution:a= – 2,d= 0Let the A.P be

a_{1}, a_{2}, a_{3}, a_{4}, a_{5}…a_{1}=a= -2a_{2}=a_{1}+d= – 2+0 = – 2a_{3}=a_{2}+d = – 2+0 = – 2a_{4}=a_{3}+d= – 2+0 = – 2The 1st four terms of this A.P. are – 2, – 2, – 2 and – 2