﻿ If x and y are the number of possibilities that a can assume such that the unit digit of a and a3 are same and the unit digit of a2 and a3 are
, 26.02.2020 13:10, jesuiskhushi

# If x and y are the number of possibilities that a can assume such that the unit digit of a and a3 are same and the unit digit of a2 and a3 are same respectively, then the value of x – y is (where a is a single digit number) (1) 4 (2) 2 (3) 3 (4) 5

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