Find the common difference of the Arithmetic Progression (A.P.)1 3-a 3 – InterviewSolution

1.	Find the common difference of the Arithmetic Progression (A.P.)1 3-a 3 2aа, За , За(a*0),
Answer» Common difference=(3-a/3a-1/a)=3-a/3a-3/3a=3-a-3/3a=-a/3a=-1/3

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