Các câu hỏi tương tự
tim cac so nguyen duong n sao cho 2^2/60-n la SNT
Tìm SNT p để :
a) p+2 ; p+94 đều là SNT ?
b) p+6 ; p+8 ; p+12 ; p+14 đều là SNT ?
tim so nguyen to sao cho p+2+p+6 p+8 p+12 p+14 cung la so nguyen to
tim so tu nhienK sao cho :
a. 70.K la so nguyen to
b. K ;k+6;K; K+8;K+12;K+14 deu la so nguyen to
cho a+ b = p la snt . chung to rang a va b la hai so nguyen to cung nhau . minh can gap
Bai 1: Tim x va y
a) ( x+ 5) .( x-3) = 15
b)( 2x -1).(y + 2) =24
c)x.y+y+x =30
d) 3x.y+2x +2y=0
Bài 2: tìm các số nguyên tố P
a) de P +2;P+94 cung la so nguyen to
b) de P+6;P+8;P+12;P+14 cung la so nguyen to
tim so nguyen to p sao cho:
a,p+2 va p+4 la so nguyen to
b,p+2 va p+6 va p+8 la so nguyen to
c,p+10 va p+14 la so nguyen to
tim cac so nguyen to P sao cho
a. P+10;P+20 la cac so nguyen to
b. P+2;P+6;P+8;P+14 la cac 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