tag:blogger.com,1999:blog-6342984450790569816.post8031419321084887046..comments2023-08-10T15:14:52.093+06:00Comments on Burning Math: How to check if a number is a Perfect SquareMainul Maksud Quaeshttp://www.blogger.com/profile/03765167462637540078noreply@blogger.comBlogger65125tag:blogger.com,1999:blog-6342984450790569816.post-1513737327811821012021-05-31T12:46:42.344+06:002021-05-31T12:46:42.344+06:00Thank you sir!Thank you sir!Zakariahttps://www.facebook.com/virtualzak/noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-36750099360053882222021-01-04T21:46:46.078+06:002021-01-04T21:46:46.078+06:00digit sum of 61 is 7 and digit sum of 76 is 4 and ...digit sum of 61 is 7 and digit sum of 76 is 4 and according to rule if a numbers digit sum is 1,4,7,9 then it is definitely a non perfect square rootnihal meenahttps://www.blogger.com/profile/17610527929244402685noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-21955061701116846102020-08-01T17:17:07.878+06:002020-08-01T17:17:07.878+06:00Nice
Nice<br />Anonymoushttps://www.blogger.com/profile/00272914333651229794noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-49097371658673677742020-03-25T12:57:53.656+06:002020-03-25T12:57:53.656+06:00why 4284 is not perfect square? because last digit...why 4284 is not perfect square? because last digit 4 and second last is 8 and it's digital root 9Anonymoushttps://www.blogger.com/profile/04528975561312656994noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-56554165254037004522020-02-05T22:16:59.308+06:002020-02-05T22:16:59.308+06:00not a perfect square since it does not satisfy the...not a perfect square since it does not satisfy the condition that the digital root of a perfect square always be 0,1, 4 or 7.A.Prabhakar Raohttps://www.blogger.com/profile/01502075184222541761noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-4810786631807675932020-02-03T23:50:10.181+06:002020-02-03T23:50:10.181+06:00as stated above digital root = 2 is a fail. it mus...as stated above digital root = 2 is a fail. it must have a digital root of 0,1,4,5,6,9Making it in Portugalhttps://www.blogger.com/profile/02582768132889745397noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-52477133761087953992020-02-03T23:49:22.539+06:002020-02-03T23:49:22.539+06:00It dose not pass the digital root check.
2+3+5+6 =...It dose not pass the digital root check.<br />2+3+5+6 = 16, 1+6 = 7. if it has a digital root of 7 then it's not a perfect square.Making it in Portugalhttps://www.blogger.com/profile/02582768132889745397noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-92039716692430922422019-10-15T11:40:32.854+06:002019-10-15T11:40:32.854+06:00why 1396 and 2016 are not prefect square?
why 1396 and 2016 are not prefect square? <br />lathahttps://www.blogger.com/profile/11873999574996453776noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-25829412708804985602019-10-10T00:47:34.302+06:002019-10-10T00:47:34.302+06:00Thanks a lot sir ! Great Work !Thanks a lot sir ! Great Work !Anonymoushttps://www.blogger.com/profile/12771841804478527163noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-50796535766517518922019-10-02T12:25:42.740+06:002019-10-02T12:25:42.740+06:00No it's not a perfect sq as it has 2 in its di...No it's not a perfect sq as it has 2 in its digital root...Which is not included in it as digital roots are only 1,4,7,9Ayesha Sharmahttps://www.blogger.com/profile/18218548484693534830noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-61527075746707249552019-07-20T04:27:09.694+06:002019-07-20T04:27:09.694+06:00Digit sum is 2
So not perfect squareDigit sum is 2<br />So not perfect squareAnonymoushttps://www.blogger.com/profile/13765800586894803464noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-11033398892779009622019-07-17T19:08:48.082+06:002019-07-17T19:08:48.082+06:00945729 is not a perfect square but it's digita...945729 is not a perfect square but it's digital root is 9....Anonymoushttps://www.blogger.com/profile/13777903376480637039noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-3153276314812776052019-06-24T14:22:43.610+06:002019-06-24T14:22:43.610+06:00lovely postlovely postdevendra methrihttps://www.blogger.com/profile/07756173515478284164noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-8027607393609076432019-06-01T15:51:55.113+06:002019-06-01T15:51:55.113+06:00thanks a lot.thanks a lot.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-60050605190214593972019-01-13T06:34:26.598+06:002019-01-13T06:34:26.598+06:001st method rules out where you try with digital ro...1st method rules out where you try with digital roots it gives you 7 and if digital roots ends in 1,4,7,9 it is a perfect square ,please correct if i am wrongAnonymoushttps://www.blogger.com/profile/12872766105466191241noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-7740830428368271082018-10-14T19:40:06.037+06:002018-10-14T19:40:06.037+06:00There r three numbers 231564,246016 & 346016. ...There r three numbers 231564,246016 & 346016. How to decide which one is perfect square?Anonymoushttps://www.blogger.com/profile/17302099238454906584noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-1176272065808234192018-07-12T20:31:56.860+06:002018-07-12T20:31:56.860+06:00Thank u sooooo much i am a student of 7th when I...Thank u sooooo much i am a student of 7th when I was in 6th there was nothing hard to search on internet but now suddenly I have a very hard course of maths subject and first time I am understood at first time and without any confusion now I'm the fan of this "Burning math"..... Again thanks I am vaishnavi. S. Singh<br />Sudha S Kumarihttps://www.blogger.com/profile/05340328250699357730noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-46268030210417312032018-07-03T20:03:10.432+06:002018-07-03T20:03:10.432+06:00No because ends with odd number of zeroesNo because ends with odd number of zeroesAnonymoushttps://www.blogger.com/profile/02957066029491853798noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-22576102862739839042018-06-05T10:33:46.347+06:002018-06-05T10:33:46.347+06:00we have two conditions.
1. if number ends with 2,3...we have two conditions.<br />1. if number ends with 2,3,7,8 its not an perfect square.<br />2. if digtal root is 1,7,4,9 the number may be a perfect square.<br /> means if digital root is other than 1,7,4,9 we can say for sure that the number is not perfect square but the converse is not trueMukulhttps://www.blogger.com/profile/14625206261224073673noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-81835467995356095192018-04-20T18:11:35.554+06:002018-04-20T18:11:35.554+06:00Is 82264880 is perfect
If not
Then make it perfect...Is 82264880 is perfect<br />If not<br />Then make it perfect Kawaljeethttps://www.blogger.com/profile/01898560399758940177noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-43482032791540022122018-03-05T14:26:39.538+06:002018-03-05T14:26:39.538+06:00This trick hasn't any sense... Not satisfying...This trick hasn't any sense... Not satisfying all conditions Newhttps://www.blogger.com/profile/14706630698652749800noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-71450493251665193192018-03-05T13:15:52.683+06:002018-03-05T13:15:52.683+06:00Please explain this :
If a number is divisible b...Please explain this : <br /><br />If a number is divisible by 4, its square leaves a remainder 0 when divided by 8.<br /><br /><br />Square of even number not divisible by 4 leaves remainder 4 while square of an odd number always leaves remainder 1 when divided by 8.pratikhttps://www.blogger.com/profile/09561430553966687462noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-61120364114502977382018-03-05T13:14:50.098+06:002018-03-05T13:14:50.098+06:00Square of even number not divisible by 4 leaves re...Square of even number not divisible by 4 leaves remainder 4 while square of an odd number always leaves remainder 1 when divided by 8?<br />what do you mean. plz explain with examplepratikhttps://www.blogger.com/profile/09561430553966687462noreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-40863841900804354772018-02-22T13:31:01.741+06:002018-02-22T13:31:01.741+06:00Square of even number not divisible by 4 leaves re...Square of even number not divisible by 4 leaves remainder 4 while square of an odd number always leaves remainder 1 when divided by 8?<br />what do you mean. plz explain with example<br />Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-6342984450790569816.post-49370725332553145402017-10-12T22:02:10.277+06:002017-10-12T22:02:10.277+06:00What about the number 945729 ? Its digital root is...What about the number 945729 ? Its digital root is 9 but its not a perfect square.How?Anonymoushttps://www.blogger.com/profile/03598477154641014983noreply@blogger.com