# How do you condense #logM - 3logN#?

##### 1 Answer

Aug 13, 2016

#### Answer:

#### Explanation:

Using

#color(blue)"laws of logarithms"#

#color(orange)"Reminder"#

#color(red)(|bar(ul(color(white)(a/a)color(black)(logx^nhArrnlogx)color(white)(a/a)|))) ........ (A)#

#color(red)(|bar(ul(color(white)(a/a)color(black)(logx-logy=log(x/y))color(white)(a/a)|))) ........ (B)# Using (A) :

#3logN=logN^3# Using (B) :

#logM-logN^3=log(M/N^3)#