化简(log4(3)+log8(3))(log3(2)+log9(2))
(log4(3)+log8(3))(log3(2)+log9(2))=(lg3/lg4+lg3/lg8)(lg2/lg3+lg2/lg9)=5lg3/6lg2X3lg2/...
(log4(3)+log8(3))(log3(2)+log9(2)) =(lg3/lg4+lg3/lg8)(lg2/lg3+lg2/lg9) =5lg3/6lg2X3lg2/2lg3 =5/6X3/2 =5/4 可是是怎样从第一步到第二步的?
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