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प्रश्न
Find the unit digit of expanded form.
2921
योग
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उत्तर
2921
Unit digit of base 29 is 9 and power is 21 ...(odd power).
Therefore, unit digit of 2921 is 9.
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Unit Digit of Numbers in Exponential Form
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If a = 3 and b = 2, then find the value of the following.
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Group B Unit digit of the number |
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