New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Sequences and Series · 2024 · 6 Apr · Shift 1

1 Mathematics questions from this JEE Main paper

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Papers
2024 · 6 Apr · Shift 1
Mathematics
Sequences and Series

Sequences and Series · 2024 · 6 Apr · Shift 1

1 Mathematics questions from this JEE Main paper

Q56.Let the first term of a series be $T_{1} = 6$ and its $r^{th}$ term $T_{r} = 3 T_{r - 1} + 6^{r}, r = 2, 3$ , ............ $n$ . If the sum of the first $n$ terms of this series is $\frac{1}{5} (n^{2} - 12 n + 39) (4 \cdot 6^{n} - 5 \cdot 3^{n} + 1)$ …
Mathematics · Sequences and Series · Numerical