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Sequences and Series · 2024 · 1 Feb · Shift 2

2 Mathematics questions from this JEE Main paper
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Sequences and Series · 2024 · 1 Feb · Shift 2

2 Mathematics questions from this JEE Main paper

  1. Q48.Let Sn​ denote the sum of the first n terms of an arithmetic progression. If S10​=390 and the ratio of the tenth and the fifth terms is 15:7, then S15​−S5​ is equal to :
    Mathematics · Sequences and Series · MCQ
  2. Q59.If three successive terms of a G.P. with common ratio r(r>1) are the lengths of the sides of a triangle and [r] denotes the greatest integer less than or equal to r, then 3[r]+[−r] is equal to ​…
    Mathematics · Sequences and Series · Numerical