Giai thich vi sao : (-1)^3=-1. Co con so nguyen nao khac ma lap phuong cua no cung bang chinh no ???

giai thich vi sao : (-1)³=1.co con so nguyen nao khac ma lap phuong cua no cung bang chinh no?

giup mik nhe

giai thich vi sao (-1)³=-1 .co con so nguyen nao khac ma binh phuong cua no cung bang chinh no

   Tim so nguyen duong nho nhat thoa man:mot phan 2 cua no la so ching phuong,1/3 cua no bang lap phuong cua 1 so nguyen,1/5 cua no bang luy thua bac 5 cua 1 so nguyen.

Co so chinh phuong nao co tong cac chu so cua no bang 23456 khong ?

 1. Tim tat ca cac so co 2 chu so sao cho moi so gap 2 lan tich cua no?

2. Tim so nguyen to co 3 chu so biet rang neu viet so do theo thu tu nguoc lai thi ta duc 1 so la lap phuong cua 1 so tu nhien?

3. Tim so tu nhien co 4 chu so biey chu so hang nghin bang chu so hang don vi chu so hang tram bang chu so hang chuc va so do viet duoc duoi dang tich cua 3 so nguyen to lien tiep?

tim 1 so co 2 chu so . biet so do la lap phuong cua so tu nhien va tong cac chu so cua no bang binh phuong cua mot so tu nhien 

giup minh voi

cho 1 so tu nhien  co 2 chu so . Biet rang tong cac so tu nhien lien tiep bat dau tu den  so nay la 1 so ma 2 chu so tan cung cua no bang chinh so so co 2 chu so ban dau . tim so ban dau

trinh bay cach giai nhu the nao day cac ban giup minh voi

tim so nguyen to p sao cho no vua la tong cua 2 so nguyen to vua la hieu cua 2 so nguyen to nao do    ket qua bang 5 cho minh cach giai nha