Bài 3
a) 21.72-11.72+90.72+49.125.16
Bài 3
a) 21.72-11.72+90.72+49.125.16
21.72+11.72+90.72.53.42
tunhs nhanh mik tick cho
5/12.17+35/17.18-39/18.21+30/21.72
A=5/12.17+35/17.18-39/18.21+30/21.72
tính : 5/12.17+35/17.18-39/18.21+30/21.72
a)2^10.3^10:2^10.3^9/2^9.3^10.
b)5^11.7^12+5^11.7^11/5^12.7^12+9.5^11.7^11
5^11.7^12+7^11.5^11/5^12.7^12+9.5^11.7^11 =?
5^11.7^12+7^11.5^11/5^12.7^12+9.5^11.7^11