... 64 = log 225 162 64 729 25 = log 2 [_ log mn = logm + logn l = log7 5 , m = log 9 , n = 2(log3 – log 5 ) 2 5 l = log5 – log7, m = log7 – log9 n = 2 log3 ...
確定! 回上一頁