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प्रश्न
Evaluate each of the following:
8P3
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उत्तर
8P3
nPr =\[\frac{n!}{(n - r)!}\]
∴ 8P3 =\[= \frac{8!}{(8 - 3)!}\]
\[ = 8 \times 7 \times 6 \]
\[ = 336\]
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