Let the sum of the first n terms of a non-constant A.P., a₁, a₂, a₃,..... be 50n + (n(n - 7))/2A, where A is a constant. If d is the common difference of this A.P., then the ordered pair (d, a₅₀) is equal to

Sequence and Series: JEE Main 2019 Mathematics question

JEE Main 2019 · 9 Apr, Morning shift · Q5204

JEE Main 20199 Apr, Morning shiftMathematicsMediumSequence and Series179× since 2002

Let the sum of the first n terms of a non-constant A.P., a₁, a₂, a₃, ..... be

50n + {{n(n - 7)} \over 2}A

, where A is a constant. If d is the common difference of this A.P., then the ordered pair (d, a₅₀) is equal to

JEE Main 2019 · 9 Apr, Morning shift · Q5204

JEE Main 20199 Apr, Morning shiftMathematicsMediumSequence and Series179× since 2002

Let the sum of the first n terms of a non-constant A.P., a₁, a₂, a₃, ..... be

50n + {{n(n - 7)} \over 2}A

, where A is a constant. If d is the common difference of this A.P., then the ordered pair (d, a₅₀) is equal to