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Permutation: n Different Things Taken r at a Time

The number of...

Question

The number of permutations of n different objective taken k at a time, when repetitions are allowed

A

k^{n}

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B

n^{k}

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C

n!

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D

^{n} P_{k}

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Solution

The correct option is B $n^{k}$

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Permutation: n Different Things Taken r at a Time

Standard XII Mathematics