= -125.40.64/135.16384.(-1)
= 5.(-25).5.8.64/5.27.64.8.32.(-1)
= -25.5/27.32.(-1)
= 25.5/27.32
= 125/864
mình đăng lên olm rồi mà có ai trả lời đâu.......... huhuhu
Tinh :
a) \(6\cdot\left(\dfrac{2}{3}\right)^3-3\left(-\dfrac{2}{3}\right)^2-2\left(-\dfrac{2}{3}\right)+5\)
a) \(\dfrac{\left(\dfrac{1}{2}\right)^2-\left(\dfrac{3}{2}\right)^3\cdot\left(\dfrac{1}{2}\right)^0}{5-2.2017^0}\)
1, Tìm x;y \(\in Z\)
a, \(xy-x-y=2\)
b, \(3xy+x+y=1\)
c,\(x\left(y-1\right)=y+2\)
d, \(\frac{1}{x}+\frac{1}{y}=\frac{1}{4}\left(x;y\in N\right)\)
3 k lun
IX.
1.. the toystore is to the left of the restaurant. RIGHT
2. the hospital is behid the museum . FRONT
3. there is a small garden in my school . HAS
4. david's house isn't far from the station . NEAR
5. the bookstore is to the left of the toystore and to the right of the police station . BETWEEN
Tìm tất cả các số \(\overline{ab}\) = ? biết T = \(\frac{\overline{ab}}{\left|a-b\right|}\) là số nguyên tố
Tính
A=\(\dfrac{3^6\cdot45^4-15^{13}\cdot\left(\dfrac{1}{5}\right)^9}{27^4\cdot25^3+45^6}\)
Bài 1: Hoàn thành câu sau đúng dạng thì quá khứ đơn :
It/ be/ cloudy/ yesterday.In 1990/ we/ move/ to another city.When/ you/ get/ the first gift?She/ not/ go/ to the church/ five days ago.How/ be/ he/ yesterday?and Mrs. James/ come back home/ and/ have/ lunch/ late/ last night?They/ happy/ last holiday ?How/ you/ get there?I/ play/ football/ last/ Sunday.My/ mother/ make/ two/ cake/ four/ day/ ago.Tyler/ visit/ his/ grandmother/ last/ month.Joni/ go/ zoo/ five/ day/ ago.We/ have/ fun/ yesterday.My/ father/ not/ at the office/ the day/ before yesterday.Sắp xếp câu: downtown/,/and/I/see/way/the/traffic/on/left/right/my
