Math, asked by waseemajabeen18199, 1 year ago

How many non square lie between 90square and 91square

Answers

Answered by Shahnawaz786786
10
902=8100902=8100 and 912=8281912=8281. (Even without a calculator this should be easy to do on paper or mentally.)

Therefore the non-squares in-between them are 8101, 8102, … 8279 and 8280, and there are 8280−8101+1=1808280−8101+1=180 of them

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Answered by MannatArora1421
8

 = 91  + 90 \\  = 181\: non \: square \: numbers\\  \\ proof \\   = {91}^{2}  -  {90}^{2}  \\  = 8281 - \: 8100 \\  = 181 \\ hence \: proved
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