Rút gọn
Bài 3: Rút gọn:
a) 3^2 . 2^4 / 8. 3^6
b) 16.29-32/16.37+32
c)9.11+32.9/23.15+12.23
d) 12.13 + 24.26+ 36.39/ 24.26 + 48.52 + 72.78
a) 3^2 . 2^4 / 8. 3^6
b) 16.29-32/16.37+32
c)9.11+32.9/23.15+12.23
d) 12.13 + 24.26+ 36.39/ 24.26 + 48.52 + 72.78