यदि $t_{n} = \frac{1}{4}(n+2)(n+3)$ जहाँ $n = 1, 2, 3, \dots$ है,तो $\frac{1}{t_{1}} + \frac{1}{t_{2}} + \frac{1}{t_{3}} + \dots + \frac{1}{t_{2003}}$ का मान ज्ञात कीजिए।

  • A
    $\frac{4006}{3006}$
  • B
    $\frac{4003}{3007}$
  • C
    $\frac{4006}{3008}$
  • D
    $\frac{4006}{3009}$

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Similar Questions

श्रेणी $1 \times 2 \times 3 + 2 \times 3 \times 4 + 3 \times 4 \times 5 + \ldots$ के $n$ पदों का योग ज्ञात कीजिए।

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$1000 \left[ \frac{1}{1 \times 2} + \frac{1}{2 \times 3} + \frac{1}{3 \times 4} + \ldots + \frac{1}{999 \times 1000} \right]$ का मान है

$\frac{1}{3 \cdot 5} + \frac{1}{5 \cdot 7} + \frac{1}{7 \cdot 9} + \ldots$ $24$ पदों तक $=$

$\frac{1}{1 \times 2} + \frac{1}{2 \times 3} + \frac{1}{3 \times 4} + \dots + \frac{1}{n(n + 1)} = \dots$

यदि $\sum_{k=1}^{10} \frac{k}{k^{4}+k^{2}+1}=\frac{m}{n}$ है,जहाँ $m$ और $n$ सह-अभाज्य हैं,तो $m+n$ का मान ज्ञात कीजिए।

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