How do you condense ln2+2ln3ln18?

1 Answer
Jan 15, 2016

0

Explanation:

Using the 'laws of logarithms ' :

• logx + logy = logxy

• logx - logy =log(xy)

logxn=nlogx

Applying these to this question :

ln2+2ln3ln18=ln2+ln32ln18=ln2+ln9ln18

=ln(2×918)=ln(1818)=ln1=0