-1/27 = -(1/3)3
16/81 = (2/3)4
0,001 = (0,1)3
-0,0001 = -(0,1)4
75 : 25 = (7/2)5
164 . 27 = 216 . 27 = 223
82 : 493 = 43 : 493 = (4/49)3
(0.3)3 : 703 = (3/700)3
Viet duoi dang luy thua cua so nguyen
(-2)^2.(-3)^2.(+49)
(-8).(-11)^3.(-125)
216.(-3)^3.16.(-4)
viet cac tich sau duoi dang 1 luy thua
a/ -8 . -3 . +125
b/ 27 . -23 . -7 .+49
viet cac tich sau thanh 1 luy thua
a. 4 3. 8 2
b. 9 3.27 4
c. 27 3.9 4.243
a=(2.a mũ 3. x mũ 2 . y).(8.a mu 2.y).(16.a mu 3.x mu 3.y mu 3) . Viet a thanh 1 luy thua
viet cac tich sau duoi dang luy 1 luy thua
82.324=?
273.94.243=?
Viet duoi dang luy thua 2^10•3^2•5•12
viet ket qua duoi 1 luy thua:
27*81
8 mu 5 nhan 2 mu 3
cho A=1+2+2^2 +2^3 +...+2^200 .hay viet A+1 duoi dang mot luy thua
Thuc hien phep tinh :
a) { 23 . 30 - [ 76 - ( 9 -3 )2 ]} : 50
b) Viet tich sau duoi dang mot luy thua :
x3 . x4 . x5 ....x49 . x50
