2log以3为底的2减log以3为底的9分之32加log以3为底的8减5的log以5为底的3的次方要过程与答案拜托各位了 3

问题描述:

2log以3为底的2减log以3为底的9分之32加log以3为底的8减5的log以5为底的3的次方要过程与答案拜托各位了 3

2log3(2)-log3(32/9)+log3(8)-5^[log5(3)] =log3(4)-log3(32)+2+log3(8)-3 =log3(4x8/32)-1 =-1