Let A=\{1, a_1, a_2 . . . . . . . a_{18}, 77\} be a set of integers with 1< a_1< a_2< . . . . . .< a_{18}< 77. Let the set A+A=\{x+y: x, y \in A\} contain exactly 39 elements. Then, the value of a_1+a_2+. . . . . .+a_{18} is equal to___ [28-Jun-2022-Shift-1]

JEE Main 28 June 2022 Shift 1 Solved Paper

Section: Mathematics

Question : 27 of 90

Marks: +1, -0

Let A={1,a1,a2.......a18,77} be a set of integers with 1<a1<a2<......<a18<77. Let the set A+A={x+y:x,y∈A} contain exactly 39 elements. Then, the value of a1+a2+......+a18 is equal to___

[28-Jun-2022-Shift-1]

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