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CBSE Class 9 Answered

99×99
Asked by sonadangi9479 | 22 Jan, 2022, 12:40: PM
answered-by-expert Expert Answer
=(100-1)(100-1) =(100-1)^2 =(100)^2+(1)^2-2×100×1 =10000+1-200 =9800+1 =9801
Answered by Renu Varma | 24 Jan, 2022, 10:09: AM

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