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Write the units digit of the cube of each of the following: 4447, 125125125 |
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Answer» i) 44447 Unit digit of 44447 is = 7 Cube of 7, = 73 = 343 ∴ Unit digit of cube of 44447 is always 3 ii) 125125125 Unit digit of 125125125 is = 5 Cube of 5. = 53 = 125 ∴ Unit digit of cube of 125125125 is always 5 |
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