find the remainder if 8^401 is divided by 13
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find the remainder if 8^401 is divided by 13
Do you know Fermat's little theorem?
8^12 = 1 mod 13
8^401 = (8^12)^33 (8^5)
yes i know the theoremm... i wanted to check the answer which i got
Then you should have posted it.Quote:
Originally Posted by tejashree24
BTW it's easy to check it yourself.
8^401 mod 13 - Wolfram|Alpha
yes thank you for the same... :)
also... i have one more question
solve the following system of equations using matrix inversion method :
3x+y+2z=3
2x-3y-z=-3
x+2y+z=4
I'm having a paper tomorrow.. plz send me the steps if you can