tinh tong sau:1+4+9+16+....+100.tong tren co ket qua la
cho day so : 1 , 4 , 9 , 16 , ... , 100
day so tren co ket qua la ..........................................
giai bai toan 25,7kq-36,75hg-7,139kq-886kg.Tong tren co ket qua la
tren 1 khu dat co dien thich 6 ha nguoi ta ay dung 1 uong may voi dien tich 305dam2 khu nha o cong nhan chiem dien tich 19700m2. Con lai la duong di va hoa la bao nhieu m2 ? ket qua la 19405m2 hay 41595m2
1*2*3*4*5*6*7*8*9*...................................*10000000000000000*.......................................................*999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 ket qua la?
minh dang can gap
9/8
7/8
1/8
3/4
ket qua la so thap phan
9/8
7/8
1/8
3/4
Dien ket qua la so thap phan
Cho 4 chu so 2 va cac phep tinh , hay lap day tinh co ket qua lan luot la 1 2 3 4 5 6 7 8 9 10
Voi 4 chu so 2 va cach phep tinh, hay thuc hien cac phep tinh de duoc ket qua la 9