MCQ
 के विस्तार में 7वाँ पद है-
  • A
    ${ }^8 C_7(a)^7$
  • B
    ${ }^8 C_7$ (a)
  • ${ }^8 C_6(a)^6$
  • D
    ${ }^8 C_6(a)^2$

Answer

Correct option: C.
${ }^8 C_6(a)^6$
(C)  $^8 C_6(a)^6$

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