Các câu hỏi tương tự
1.chung minh rang
A=2+2^2+2^3+...+2^30 chia het cho 7
2.chung minh rang neu p la so nguyen to lon hon 3 thi p^2-1chia het cho 24
giai nhanh ho minh nhe!
Chung to rang neu p la so nguyen to lon hon 3 thi p2 - 1 chia het cho 3
chung to rang so nguyen to p;p>5 khi chia cho 6 co the du 1 hoac 5
2)chung minh rang neu p va p+2 la so nguyen to lon hon 3 thi p+1 la mot hop so
Cho p la so nguyen to lon hon 3. Biet rang p+2 cung la so nguyen to. Chung minh rang p+1 chia het cho 6.
chung minh p la so nguyen to lon hon 3 thi (p-1) nhan (p+1) chia het cho 24
cho p la mot so nguyen to lon hon 3. chung minh rang (p+2009).(p+2011) chia het cho 24
Chung minh rang p+2 va p+4 la so nguyen to lon hon 3 thi tong cua chung chia het cho 12.
Cho p la so nguyen to lon hon 3.Chung minh rang (p-1)(p+10) chia het cho 6
1)chung to rang so nguyen to p;p>5 khi chia cho 6 chi co the du 1 hoac 5
2)chung minh rang neu p va p+2 la so nguyen to lon hon 3 thi p+1 la mot hop so
cac an giai giup minh minh dang can gap
ai giai nhanh minh tick cho