lga+lgb=0 求ab

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lga+lgb=0求ablga+lgb=0求ablga+lgb=0求ablga+lgb=lg(a×b)=0即a×b=1

lga+lgb=0 求ab
lga+lgb=0 求ab

lga+lgb=0 求ab
lga+lgb=lg(a×b)=0 即a×b=1