2^lg 200 / 2^lg 2
2^lg200 - lg2
2^lg 200/2
2^lg 100
2^2=4
log a (ab^2)= log a a + log a b^2 = 1+ 2/log b a = 1+ 2*11/2 = 1+11=12
2^lg 200 / 2^lg 2
2^lg200 - lg2
2^lg 200/2
2^lg 100
2^2=4
log a (ab^2)= log a a + log a b^2 = 1+ 2/log b a = 1+ 2*11/2 = 1+11=12