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 

tìm số tự nhien co 2 chu so ma binh phuong cua nó thi bang lap phuong cua tong cac chu so

Tim so tu nhien co 2 chu so biet rang chu so hang chuc lon hon chu so hang don vi la 2 va so do lon hon tong cac binh phuong cac chu so cua no la 1.

cho 1 so chinh phuong co 4 chu so. Biet rang chu so tan cung cua no la so nguyen to, tong cac chu so cua no cung la so chinh phuong va can bac 2 cua no co tong cac chu so cung la so chinh phuong

tim so co 5 chu so biet so do bang binh phuong cua tong cac chu so cua so do

tim so co 2 chu so biet 3 lan so do  bang binh phuong 1 tong cac chu so cua so do va bang 4 lan tong cac chu so  do

tim 1 so co 3 chu so biet rang so do bang 11 lan tong cac chu so cua no

ai tra loi nhanh nhat ma co ca loi giai minh se tink cho 

Tim so tu nhien co ba chu so, biet rang binh phuong cua chu so hang chuc bang tich cua hai chu so kia va so tu nhien do tru di so gom ba chu so ay viet theo thu tu nguoc lai bang 495

nhi giai chi tiet nha cac ban

a/ Hieu cac binh phuong cua 2 so tu nhien chan lientiep la 8 . tim hai so ay

b/ tong cac binh phuong cua 2 so tu nhien le lien tiep laf 2594. tim hai so ay

c/ chung minh rang so 3599 duoc viet duoi dang tich cua 2 so tu nhien khac 1