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निम्न व्यंजकों के गुणनखण्ड ज्ञात कीजिए। 1. 16x2 – 9y2 2. 5x2 – 80y2 |
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Answer» 1.16x2 – 9y2 = (4x)2 – (3y)2 = (4x + 3y)(4x – 3y) 2. 5x2 – 80y2 = 5[x2 – 16y2] = 5[(x)2 – (4y)2] = 5[(x + 4y)(x – 4y)] |
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