Ta có : \(2^{2015}+3^{2017}=2^{2012+3}+3^{2016+1}\) = \(2^{2012}.2^3+3^{2016}.3\)
= \(2^{2012}.8+3^{2016}.3\) = (........6).8 + (.......1) .3 = (.........8) + (..........3) = (........1)
=> \(2^{2015}+3^{2017}\) chia 5 dư 1.
k nha bạn
Ta có : \(2^{2015}+3^{2017}=2^{2012+3}+3^{2016+1}\) = \(2^{2012}.2^3+3^{2016}.3\)
= \(2^{2012}.8+3^{2016}.3\) = (........6).8 + (.......1) .3 = (.........8) + (..........3) = (........1)
=> \(2^{2015}+3^{2017}\) chia 5 dư 1.
k nha bạn
1 so chia cho 3 du 2, chia cho 5 du 1. Tim so du trong phep chia so do cho 15
khi chia mot so tu nhien a cho 4ta duoc so du 3con khi ta chia cho 7 ta duoc so du la 5 tim so du trong phep chia a cho 28
Tim so du trong phep chia A= 3^12 + 5^13 + 7^15 + 11^2010 cho 5
khi chia mot so tu nhien a cho 4 ta duoc so du la 3 con khi ta chia so a cho 7 ta duoc so du la 5 tim so du trong phep chia a cho 28
tim do du trong phep chia 7129 cho 50 va so du trong phep chia 171994cho 16
khi chia mot so tu nhien a cho 4 ta duoc so du la 3 con khi chia mot so nguyen a cho 9 duoc so du la 5 hay tim so du trong phep chia a cho 36
trong mot phep chia co du so chia la 103 va so thuong la 47 tim so du lon nhat co the duoc trong phep chia do
trong mot phep chia co du so bi chia 24 thuong 3 tim so du va so chia
tim so du trong phep chia
3^100+3^105 cho 13 ?
2^2002-4 cho 31
5^70+7^50 cho12