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Can anyone teach how cyclicity of number is calculated. like unit digit of 77^66,63^342 etc
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- if u wan to calculate unit digit of 77^66
then 7^1=7,7^2=9,7^3=3,7^4=1, so the series 7,9,3,1 will repeated
so 66/4=remainder 2 i.e unit number will be 9 - 12 years agoHelpfull: Yes(16) No(1)
- n if we are asked to find last two digits then how to find second last ?? plz explain too . .
- 12 years agoHelpfull: Yes(8) No(0)
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