$C_0 - C_1 + C_2 - C_3 + \dots + (-1)^n C_n$ का मान क्या है?

  • A
    $2^n$
  • B
    $2^n - 1$
  • C
    $0$
  • D
    $2^{n-1}$

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$^nC_0, ^nC_1, ^nC_2, \dots, ^nC_n$ का समांतर माध्य ज्ञात कीजिए।

$^{4n}C_0 + ^{4n}C_4 + ^{4n}C_8 + ... + ^{4n}C_{4n}$ का मान क्या है?

Difficult
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यदि $n \in N$ के लिए $(1+x)^n = C_0 + C_1 x + C_2 x^2 + \ldots + C_n x^n$ है,तो $C_0 + \frac{C_1}{2} + \frac{C_2}{3} + \ldots + \frac{C_n}{n+1} =$

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