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What is the unit digit of 7^2?…
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Mathematics & Logic
What is the unit digit of 7^2?
A
7
B
8
C
9
D
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Correct Answer
9
Explanation
7 squared is 49, so the unit digit is 9.
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🇮🇳 हिंदी
Hindi Version
7^2 का इकाई अंक क्या है?
A
7
B
8
C
9
D
7 का वर्ग 49 होता है, इसलिए इकाई अंक 9 है।
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