A =10.1+10.3+10.5+........10.99
. là nhân
2^10.3^10-2^10.3^9/2^9.3^10
2^10.3^10-2^10.3^9/2^9.3^10
a) 4 mũ10 nhân 8 mũ 15 b)4 mũa 15 nhân 5 mũ 10 c)27 mua 16 :9 mũ 10 d) 72 mũ 3 nhân 54 mũ 2 /108 e)3 mũ 10 .11+3 mũ 10.5/3 mũ 10.2 mũ 4
2^10.3^10-2^10.3^9/2^9.3^10hay rut gon
Rút gọn
2^10.3^10-2^10.3^9/2^9.3^10
rut gon phan so 2^10.3^10-2^10.3^9 /2^9.3^10
Rút gọn:
2 mũ 10.3 mũ 10-2 mũ 10.3 mũ 9/2 mũ 9.3 mũ 10
3^9-2^3.3^7+2^10.3^2-2^13/3^10-2^2.3^7+2^10.3^2-2^12