tim n la so tu nhien sao cho n2+2002 la 1 so chinh phuong
Tim so tu nhien n sao cho n^3-6n^2+9n-2 la so chinh phuong
tim tat ca cac so nguyen duong n sao cho so T=2^n+1 la so chinh phuong
tim x,y de thoa man
a) n^2-4xy+7 la so chinh phuong
b) n^2-3n-1 la so chinh phuong
biet n<20 , tim n sao cho n2 +4n+2017 la so chinh phuong
trinh bay ra nhe cam on
tim so tu nhien n de 2^8+2^11+2^n la so chinh phuong
tim x thuoc z
x^2-2x-14 la so chinh phuong
cho (n*(n+1)*(n+2)):6 la tong cua n so chinh phuong dau tien. khi do tong cua 10 so chinh phuong dau tien
Tim p de P=n^2+a7 la so chinh phuong
