Vì 3 là số nguyên tố lẻ mà các số nguyên tố lớn hơn 3 đền là số lẻ
=> p=2
P = 0 ; 2 ; 4 ; 8 ; tk minh nha thanks
cach xac dinh mot so la so nguyen to
so nay rat lon vi du 48791
nguyen ly chung minh biet roi
a] tim so tu nhien k de 3.k la so nguyen to
b tim so tu nhien k de 7 .k la so nguyen to
a) Tim so tu nhien k de 3.k la so nguyen to
b) Tim so tu nhien k de 7.k la so nguyen to
a) tim so tu nhien k de 3 . k la so nguyen to
b) tim so tu nhien k de 7 . k la so nguyen to
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 tu nhien k de 3.k la so nguyen to
tim so tu nhien 7.k la so nguyen to
a. Tim so tu nhien k de 3.k la so nguyen to
b. Tim so tu nhien k de 7.k la so nguyen to
a, tim n de n^2 + 2006 la mot so chinh phuong
b, Cho n la so nguyen to lon hon 3. Hoi n^2 + 2006 la so nguyen to hay hop so.
tim so nguyen to p de p2+44 la so nguyen to