問18
(1)
log_{a}{L}+2log_{a}{M}=u+2v
(2)
2log_{a}{M}-3log_{a}{L}=2u-3v
(3)
2log_{a}{L}+log_{a}{M}-3log_{a}{N}=2u+v-3w
(4)
1/3(2log_{a}{M}-log_{a}{N})=1/3(2u-v)
(5)
log_{a}{L}+1/2(log_{a}{M}+log_{a}{N})=u+1/2(v+w)
(6)
4log_{a}{L}-1/2(log_{a}{M}+3log_{a}{N})=4u-1/2(v+3w)
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