19x+22x3:14=11-6^2
4. (x-250):6=43- 22x3
5.2x+3x+5x=1030
6.15x-35x+50x=120
7.1/2x+1/6x+1/3x=2023
8. 165-(35:x+3)x19= 13
cứu mình với,mình cần gấp
11x3^22x3^7/(2x3^14)^2
phan so nhe
toi ko biet viet phan trong may tinh thong cam
6/19.-7/11+-6/19.-4/11+-13/19
Tinh 2015/2016:(0,4-2/9+2/11 phan 1,4-7/9+7/11x-1va 1/6+0,875-0,7 phan 1/3-0,25+1/5)
11 x 3^22x3^7 -9^15 / ( 2.3^14 )^2
Tren hinh 12 dong ho chi 9 gio 18 phut hai kim dong ho chiama dong ho thanh hai phan moi phan co 6 so tinh tong cac so o moi phan em co nhan xet gi ?
A=11x3^22x3^7-9^15
4x3^28
Tinh dien tich hinh vuong co chu vi la 60 .Neu ghep 6 hinh vuong do lai thanh hinh lap phuong . Tinh dien tich xung quanh , toan phan , the tich ?
Muon do be tong, nguoi ta tron 1 ta xi mang,2 ta cat, va 6 ta soi
a)tinh ti so phan tramtung thanh phan cua be tong
b)dung bieu do o vuong bieu dien cac ti so phan tram do
