\(a,11^8:11^3=11^{8-3}=11^5\)
\(b,17^{11}:17^9=17^{11-9}=17^2\)
\(c,4^3:2^2=4^{3-1}=4^2\)
\(d,a^5:a=a^{5-1}=a^4\)
\(11^8:11^3\)
\(=11^5\)
\(17^{11}:17^9=17^2\)
\(4^3=2^4:2^2=2^2\)
\(a^5:a=a^4\)
tíc mình nha
a) 118 : 113 = 115
b) 1711 : 179 = 1712
c) 43 : 23 = (4: 2)3 = 23
d) a5 : a = a4
tíc nha!