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Sequences and Series · 2023 · Shift 1

1 Mathematics questions from this JEE Advanced paper
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Sequences and Series · 2023 · Shift 1

1 Mathematics questions from this JEE Advanced paper

  1. Q27.Let 75⋯5r7 denote the (r+2) digit number where the first and the last digits are 7 and the remaining r digits are 5 . Consider the sum S=77+757+7557+⋯+75⋯5987. If S=n75⋯5997+m​…
    Mathematics · Sequences and Series · Numerical