Các câu hỏi tương tự
Bai 1:tim so nguyen P biet P+2va P+4 deu la nguyen to
bai 2: tong 2^100×7×11+81^3 la nguen to hay hop so ( giai thich)
Bai 3: tim so nguyen to P de P +2,p+6,P+8 deu la cac so nguyen to
tim so nguyen to p biet rang:
a) p+94 , p+1994 la so nguyen to
b) p^2+4 va p^2-4 deu la so nguyen to
1) Tim so nguyen to P de co:
a) P+10 va P+14 deu la so nguyen to
b) P+2 ;P+6 va P+8 deu la so nguyen to
tim 2 so nguyen to p,q biet :
a/hieu cua chung bang 35
b/tong cua chung bang 63
p;p+6;p+8;p+12;p+14 deu la so nguyen to
Tim so nguyen to p de p, p+2, p+4 deu la cac so nguyen to
tim so nguyen to p sao cho p+2 va p+4 deu la so nguyen to ???
cho p la so nguyen to lon hon 3. Biet 8p+1 va p deu la so nguyen to (p lon hon 3).Hoi p+100 la so nguyen to hay hop so
cho p la so nguyen to > 5 . biet p + 4 , p+3 , p+2 deu la so nguyen to . chung minh p +96 la hop so
tim so nguyen to p sao cho p+3 deu la so nguyen to