Question: Quicksort alg is used to sort an array of integers in decreasing order . Which of the cases below describe the worst case for the

Quicksort alg is used to sort an array of integers in decreasing order . Which of the cases below describe the worst case for the quicksort alg when the first element is used as the pivot and y 1) the original array is in increasing order 2) the original array is in decreasing orders 3) the original array is in random order

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