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    				| 1. | सर्वसमिकाओं का प्रयोग कर सरल कीजिए। 322 x 322 - 2 x 322 x 22 + 22 x 22 | 
| Answer» 322 × 322 – 2 × 322 × 22 + 22 × 22 माना 322 = a तथा 22 = b a × a – 2 × a × b + b× b =a2 – 2ab + b2 = (a – b)2 = (322 – 22)2 = (300)2 = 90000 | |