Math, asked by sanamsinghgill, 1 year ago

evalute the following identies (399)sqr. (b) 117×83

Answers

Answered by ayushkeshav

1

(400-1)^2. =(400)^2 +(1 )^2 -2×400×1 =160000 +1 -800 = 160001 - 800 = 159201.

Answered by roshnigupta

4

Hi! Hope this answer helps you......

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