一題F.4 log題目

2010-11-09 6:21 am
唔識做下面果題,幫下手唔該>_<"
log(x+3)^2/log√(x+3)

回答 (1)

2010-11-09 6:27 am
✔ 最佳答案
log(x+3)^2/log√(x+3)= log(x+3)^2 / log (x+3)^(1/2)= 2 log(x+3) / (1/2) log(x+3)= 2 / (1/2)= 4


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