trong cac so sau , so nao la luy thua cua 1 so tu nhien voi so mu lon hon 1 gồm: 8, 10, 16, 64, 125, 144, 1000 (chu y rang nhung so tu nhien co nhieu cach viet duoi dang luy thua?
viet tich 2 nhan 4 nhan 8 nhan 16 nhan 256 duoi dang 1 luy thua voi so mu co so tu nhien nho nhat co the co
trong cac so sau so nao la luy thua cua mot so tu nhien voi so mu lon hon 1
(chu y rang co nhung so nhieu cach viet duoi dang ly thua )
8,16,20,27,60,64,81,90,100?
viet ket qua cac tich sau duoi dang mot luy thua voi co so la so tu nhien nho nhat co the duoc :
2*4*8*32*64
3*9*27*81*729
trong cac so sau ,so nao la luy thua cua mot so tu nhien voi so mu lon hon { chu y rang co nhung so co nhieu cach viet doi dang luy thua
viet cac so sau duoi dang luy thua cua 1 so tu nhien lon hon 1 viet nhieu cach neu co the la 9;16;27;81;64;625;10000
viet thanh dang luy thua voi so mu lon hon 1 cac so sau:
a)121
b)144
Viet x mu 10 duoi dang
a tich cua 2 luy thua trong do so bi chia la x mu 7
b luy thua cua x mu 2
c thuong cua 2 luy thua trong doso bi chia la x mu 12
viet tich sau duoi dang mo luy thua co co so nho nhat:(23)5.25