因?yàn)?(log9(8))=(3/2)(ln2 /ln3)
(log4(3根號(hào)3))=(1/3)(ln3 /ln2)
所以 (log9(8))*(log4(3根號(hào)3))=1/2不對(duì)哦,這的是錯(cuò)誤答案······因?yàn)?log9(8))=(3/2)(ln2/ln3)
(log4(3根號(hào)3))=(1/6)(ln3/ln2)
所以(log9(8))*(log4(3根號(hào)3))=1/4
不好意思,第二步少了一個(gè)2
(log9(8))*(log4(3根號(hào)3))?
(log9(8))*(log4(3根號(hào)3))?
備注:3根號(hào)3是:3(上角標(biāo))根號(hào)下3.
備注:3根號(hào)3是:3(上角標(biāo))根號(hào)下3.
數(shù)學(xué)人氣:135 ℃時(shí)間:2020-04-10 03:39:35
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