Find the values of 6C3 and 30C28. – InterviewSolution

1.

Find the values of 6C3 and 30C28.

Answer»

(i) ⁶C₃ = \(\frac{6\times5\times4}{1\times2\times3}\) = 20

^{(ii) 30}C_{28 =}³⁰C_{28 - 20}= ³⁰C₂= \(\frac{30\times29}{1\times2}\) = 435.

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