化简log3(4)*log4(5)*log5(8)*log8(9)的结果是?

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化简log3(4)*log4(5)*log5(8)*log8(9)的结果是?化简log3(4)*log4(5)*log5(8)*log8(9)的结果是?化简log3(4)*log4(5)*log5(8

化简log3(4)*log4(5)*log5(8)*log8(9)的结果是?
化简log3(4)*log4(5)*log5(8)*log8(9)的结果是?

化简log3(4)*log4(5)*log5(8)*log8(9)的结果是?
=(lg4/lg3)(lg5/lg4)(lg8/lg5)(lg9/lg8)
=2