$\sum\limits_{r = 0}^{100} {(r^2 + 4r + 4)(r + 1)!}$ का मान :-

  • A
    $(102)! - 2$
  • B
    $(103)! - 2$
  • C
    $(102)! - 1$
  • D
    इनमें से कोई नहीं

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Similar Questions

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

अनंत श्रेणी $\frac{1}{3 \times 7} + \frac{1}{7 \times 11} + \frac{1}{11 \times 15} + \dots$ का योग क्या है?

Difficult
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$\frac{1}{1 \times 5} + \frac{1}{5 \times 9} + \frac{1}{9 \times 13} + \ldots$ $n$ पदों तक $=$

$\sum_{r=1}^{20} (r^{2}+1)(r!)$ का मान ज्ञात कीजिए:

यदि $a_n = \frac{-2}{4n^2 - 16n + 15}$ है,तो $a_1 + a_2 + \dots + a_{25}$ का मान ज्ञात कीजिए:

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