ket qua la 9 do Jennifer Winget Kumud
ket qua la 9 do Jennifer Winget Kumud
a) cho 20 so chan lien tiep biet rang so chung binh cong la 101 tim so lon nhat
b) tich 19 x 29 x 39 x ..... x ket qua co chu so tan cung la may
c) tinh tong cua 30 so le lien tiep tu 123 tro di . tong cua cac so do la
tich19*29*39*49*59*...*199 co tan cung la bao nhieu chu so 0 ?
NHANH LENNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN GIUM CAI , minh tick cho
hay cho biet tich 4*14*24*34*...*74*84*94 ket qua co tan cung la chu so may ?
Tich 19 x29 x39 x.......x199 co ket qua co chu so tan cung la :
Tim giup minh nhe ! Thanks
Ket qua cua day tinh:1*2*3*4*5*6*7+64:8 co tan cung la chu so nao?
1 * 2 * 3 * 4 *...* 99 * 100
Ket qua cua day so tren co tan cung bao nhieu chu so 0 ?
Khi cong mot so tu nhien co 4 chu so voi mot so tu nhien co 5 chu so,mot ban da dat tinh nham de cac chu so cua so co 4 chu so lech sang ben trai 1 hang va thang hang voi cac chu so cua so co 5 chu so.Vi vay ket qua thu duoc tang them 11106 don vi.Hoi:a.Tim ket qua dung cua phep cong biet so co 5 chu so la 12345.b.Tim so co 5 chu so do biet ket qua sai la 55550
khi nhân một số có 4 chữ số với 1000 . hien co ket qua la mot so co tam chu so. con hoa co ket qua la mot so co chu so hang tram la 5 . hoi ban nao tinh dung, ban nao tinh sai ? giai thich
khi thuc hien phep nhan 2 thua so, mot ban da viet nham 2 chu so cuoi cung cua thua so thu 1 la 35 thanh 53 nen co ket qua la 22197.tim 2 thua so da cho, biet rang tich dung cua chung la 21315