Các câu hỏi tương tự
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 so co ba chu so , biet rang neu viet cac chu so theo thu tu nguoc lai thi duoc mot so moi lon hon so ban dau 792 don vi
tim so tu nhien co 2 chu so biet neu cong no voi so gom 2 chu so ay viet theo thu tu nguoc lai thi duoc so chinh phuong
tim so tu nhien co 2 chu so,biet rang neu dem chia so do cho so duoc viet theo thu tu nguoc lai duoc thuong la 3 du 5
tim so co ba chu chu so , biet rang neu viet cac chu so theo thu tu nguoc lai thi duoc mot so moi lon hon so ban dau ̣̃â don vi
Tim so tu nhien co 3 chu so , biet rang binh phuong cua chu so hang chuc bang tich cua 2 chu so kia va so tu nhien do tru di gom 3 chu so ay viet theo thu tu nguoc lai bang 495
chung minh rang neu viet them vao dang sau mot so tu nhien co hai chu so gom chinh hai chu so ay viet theo thu tu nguoc lai thi duoc mot so chia het cho 11
TIM SO CHINH PHUONG CO HAI CHU SO SAO CHO NEU CONG SO DO VOI SO GOM HAI CHU SO AY THEO THU TU NGUOC LAI THI TA DUOC MOT SO CHINH PHUONG
tim so co hai chu so biet :
so can tim cong voi so do nhung viet theo thu tu nguoc lai ta duoc mot so chinh phuong