Jawabanmu

2014-09-06T08:46:53+07:00
2014-09-06T08:50:23+07:00
Sifat ^alog a^x = x
^alog a = 1
^2log x = -5
a=2 x=-5
jadi, ^2log x = -5
× = 2^-5

ini setau aku yaa