1. What is the unit digit of (13)21.
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Answered by
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Answer:
Units digit of Large Numbers – number raised to power
- Identify the units digit in the base 'x' and call it say 'l'. {For example, If x = 24, then the units digit in 24 is 4. Hence l = 4.}
- Divide the exponent 'y' by 4. If the exponent y is exactly divisible by 4. i.e, y leaves a remainder 0 when divided by 4. Then,
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Answered by
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Step-by-step explanation:
0.61904762 is the unit digit of 13/21
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