et cac so sau day 0,258 va 01254 duoi dang luy thua 0,5
Viết cac số (0,25)2 va (0,125)4 duoi dang luy thua cua cac co so 0,5
viet cac so 2mu27 va 3mu18 duoi dang cac luy thua co so mu la 9
\(3^2=9\)
nên \(3^{18}=\left(3^2\right)^9=9^9\)
Đáp số: \(9^9\)
Viet cac so (0,25)^8 va (0,125)^4 duoi dang cac luy thua cua co so 0 ,5
viet cac so sau duoi dang luy thua :4.4.4.4.4.4.4.4.4
4 . 4 . 4 . 4 . 4 . 4 . 4 . 4 . 4 = 4^9
k mình nhé
VIET CAC SO SAU DUOI DANG LUY THUA:10000000;60;200;300
10000000=107
60=22.3.5
200=23.52
300=22.3.52
k mình zới!!!
10 000 000 = 10 7 Hoặc 10 000 000 = 27.57
60 = 22.3.5
200 = 23.52
300 = 22.3.52
1) Viet cac so 2 mu 27 va 3 mu 18 duoi dang luy thua co so mu la9
Hay viet cac so sau duoi dang luy thua cua 10:376473654;346754;645767456,38487
viet cac so sau duoi dang luy thua
10;100;1000;10000;100...0{n so 0}
10 = 101
100 = 102
1000 = 103
10000 = 104
100...0(n số 0) = 10n
viet cac so sau duoi dang luy thua cua 1 so:
\(a)-\frac{8}{27}\)
\(b)\frac{81}{625}\)
viet cac tich sau duoi dang luy thua cua 1 so:
\(a)27.81\)
\(b)\frac{2}{5}.\frac{8}{125}.\frac{16}{625}\)
1.
a) \(-\frac{8}{27}=-\left(\frac{2}{3}\right)^3\)
b) \(\frac{81}{625}=\left(\frac{3}{5}\right)^4\)
2.
a) 27.81=2187=37
b) sai đề