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Combinations — Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceMathsCombinations2 Marks
Question
Evaluate the following:
$^{14}C_3$
✓

Answer

We have,
$=\frac{14!}{3!(14-3)!}$
$=\frac{14!}{3!11!}$
$=\frac{14\times13\times\times12\times11!}{3\times2\times1\times11!}$
$=\frac{14\times13\times12}{6}$
$=364$

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