Tinh:
\(\frac{\frac{1}{3}-\frac{1}{4}+\frac{1}{5}}{\frac{7}{6}-\frac{7}{8}+\frac{7}{10}}\)
Giup minh trinh bay cach cach giai voi nhe
Ko hieu vao phan"Doc them"
Thuc hien cac phep tinh
A,56:54+23×22-12017
ghi cach lam , loi giai ra nhe,trinh bay ro ra nhe!! Thank pho watching
tuoi con hien nay bang 1/4 tuoi me truoc day 8 nam. Tinh tuoi me hien nay biet tuoi con sau 8 nam bang 2/5 tuoi me hien naycac cau trinh bay ra giup minh nhe
3.52+15.22-26:2
53.2-100:4+23.5
trinh bay cach giai gium minh,minh like cho
- x - 8 - 9 = 17
cac ban trinh bay ca cach lam nhe
Tinh
A=5-52+53-54+...-598+599
trinh bay cach lam nhe
Tinh gia tri cua bieu thuc \(D=\frac{1}{6}+\frac{1}{10}+\frac{1}{15}+\frac{1}{21}+\frac{1}{28}+\frac{1}{36}+\frac{1}{45}\)
Nho giai va trinh bay cach lam cho minh luon nha ^_^
Cho A =n-2 / n+5
a,Tinh gia tri cua B=(n+5)2016+2015 khi A dat gia tri nho nhat
cac ban trinh bay cach lam ho minh nhe
thanks
Cho A =n-2 / n+5
a,Tinh gia tri cua B=(n+5)2016+2015 khi A dat gia tri nho nhat
cac ban trinh bay cach lam ho minh nhe
thanks