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JEE Mains · Maths · STD 11 - 7. binomial theoram

\(\sum_{r=0}^{6}\left({ }^{6} C _{r} \cdot{ }^{6} C _{6- r }\right)\) का मान बराबर है

  1. A \(1124\)
  2. B \(1134\)
  3. C \(1024\)
  4. D \(924\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(924\)

Step-by-step Solution

Detailed explanation

\(\sum_{ r =0}^{6}{ }^{6} C _{ r } \cdot{ }^{6} C _{6- r }\) \(={ }^{6} C _{0} \cdot{ }^{6} C _{6}+{ }^{6} C _{1} \cdot{ }^{6} C _{5}+\ldots \ldots+{ }^{6} C _{6} \cdot{ }^{6} C _{0}\) Now, \((1+x)^{6}(1+x)^{6}\)…
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