Question
Download Solution PDFபின்வரும் எண்களில் எது பகு எண்?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFபயன்படுத்தப்பட்ட கருத்து:
1. ஒரு பகு எண் என்பது இரண்டு சிறிய மிகை முழு எண்களைப் பெருக்குவதன் மூலம் உருவாக்கப்படும் மிகை முழு எண் ஆகும்.
2. பகா எண்கள் இயல் எண்கள் (>=2) அவை 1 மற்றும் எண்ணால் மட்டுமே வகுபடும்.
கணக்கீடு:
51 = 3 × 17
41 = 41 × 1
61 = 61 × 1
31 = 31 × 1
∴ விருப்பங்களில் 51 மட்டுமே ஒரு பகு எண்.
Last updated on Jul 2, 2025
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