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2014-09-10T21:00:49+07:00
2log 1/128 = 2log 2^-7 = -7 2log 2 = -7
1 5 1
2014-09-10T21:03:10+07:00
1/128= 2^-7
^2 log 1/128
=^2 log 2^-7
=-7. ^2 log 2
=-7X1
=-7