若log根号6(2)=a,求log32(6)
问题描述:
若log根号6(2)=a,求log32(6)
答
log 根号6 (2) = a ,
2lg2 / lg6 = a
lg6 / lg2 = 2/a
log32 (6)
= lg6 / (5lg2)
= 2 / (5a)