Question 248854
Rewrite the expression
ln (a+b) + 4 ln (a-b) - 3 ln c
as a single logarithm ln A.
.
Applying "log rules":
{{{ln (a+b) + 4 ln (a-b) - 3 ln(c)}}}
{{{ln (a+b) + ln (a-b)^4 - ln(c)^3}}}
{{{ln ((a+b)(a-b)^4) - ln(c)^3}}}
{{{ln (((a+b)(a-b)^4)/c^3)}}}
.
So,
A = {{{((a+b)(a-b)^4)/c^3}}}