கணிதம்-2

TRICKS FOR SQUARE ROOT 41 TO 59....
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41= 16(9×9) =1681
42= 17(8*8)=1764
43= 18(7*7)=1849
44=19(6*6)=1936
45=20(5*5)=2025
46= 21(4*4)=2116
47=22(3*3)=2209
48= 23(2*2)=2304
49= 24(1*1)=2401
TRICKS FOR SQUARE ROOT 51 TO 69..
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51=26(1*1)=2601
52=27(2*2)=2704
53=28(3*3)=2809
54=29(4*4)=2916
55=30(5*5)=3025
56=31(6*6)=3136
57=32(7*7)=3249
58=33(8*8)=3364
59=34(9*9)=3481 Last la irundhu 2 digit...2 digit ku camaa poadanum

Last digit 1 naa...9 or 1 la mudiyum
Last 4 naa....8 or 2
Last 9 naa...7 or 3
Last 6 naa...6 or 4
Last 5 naa...5

Adhea poala 1st digit ku...approximate enna square root varum nu paakkanum...idha vachu easy yaa calculate pannalaam