Step 1:
\The equation is
.

Apply logarithm on each side.
\
Apply logarithm power rule :
.

Apply logarithm power rule :
.

Subtract c2 from each side.
\
Multiply each side by s.
\
Add c1 to each side.
\
Cancel log term using logarithm properties :
.

Solution :
\
\
\
\ \