Math, asked by aakanksharawal2002, 4 months ago

the number of possible selections of 'n' objects taken 'r' at a time is known as

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Answered by govindkarvariya3333

1

Answer:

n objects is called a permutation of n things taken r at a... (For k = n, nPk = n! Thus, for 5 objects there are 5!

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