Permutations

Parin Sir > Quantitative Aptitude (Maths) > Permutation And Combination > Permutations
04
Jun
Permutations

☼ PERMUTATIONS  :   In  the above example, 2 objects were selected from 3 objects in such a way that the order of  the arrangements is important.

Now, if there were  n = 10 objects and  r  = 3 objects were to be selected, then we …

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