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যিকোনো যুগ্ম অখণ্ড সংখ্যাৰ বৰ্গ সদায় কোনটো সংখ্যাৰে বিভাজ্য?

A3
B5
C6
D4
Answer & Solution
Correct answer: D. 4
যিহেতু (2n)^2 = 4n^2, সেয়েহে যিকোনো যুগ্ম সংখ্যাৰ বৰ্গ 4 ৰে বিভাজ্য।
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