.
Evaluate the expression
+...+ .
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ + + . . . + = + + . . . + . . . + =
= = = -1.
On properties of logarithms see the lessons
- WHAT IS the logarithm,
- Properties of the logarithm,
- Change of Base Formula for logarithms,
in this site.
Also, you have this free of charge online textbook in ALGEBRA-I in this site
- ALGEBRA-I - YOUR ONLINE TEXTBOOK.