Các câu hỏi tương tự
Cho p va 10p+1 la cac so nguyen to lon hon 3. Chung minh 17p+1 la hop so
Cho P la so nguyen to lon hon 3 va 5p+1 cung la so nguyen to. Chung minh rang 7p+1 la hop so
a) Cho p va p+2 la cac so nguyen to ( p > 3 ) . Chung minh rang p + 1 chia het cho 6
b) Cho p va p + 4 la cac so nguyen to ( p > 3 ) . Chung minh rang p + 8 la hop so
cho p va 10p+1la so nguyen to(p>3).chung minh rang:5p+1la hop so
cho P>5 la so nguyen to va 2P+1 cung la 1 so nguyen to Chung minh 4P+1 la hop so
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
cho 2p+1 va p la so nguyen to (p>3) chung minh rang 4p+1 la hop so
Cho p va 8p -1 la so nguyen to . Chung minh 8p+1 la hop so
cho pva 4p +1deu la cac so nguyen to chung minh 4p-1 la hop so