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Sequences and Series

Section: Mathematics

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Question : 7

Total: 22

Let AP(a;d) denote the set of all the terms of an infinite arithmetic progression with first term a and common difference d>0.If

AP(1;3)∩AP(2;5)∩AP(3;7)=AP(a;d)

then a+d equals_______

[JEE Adv 2019 P1]

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