SOLUTION: How can I write the expression 2.1n x-1n y+3. 1n z as a single lograithm. The periods after the 2 and 3 stands for the (times) sign not periods.

Question 113499: How can I write the expression 2.1n x-1n y+3. 1n z as a single lograithm. The periods after the 2 and 3 stands for the (times) sign not periods.

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

First rule to apply is that , so we can write:

The next rule is that the log of the product is the sum of the logs of the factors, like this:

. So for this problem:

Hope this helps,
John

P.S. Next time use the asterisk '*' (Shift-8) to make the multiplication sign as in 2 * 3 = 6
RELATED QUESTIONS
How do I write the expression 2. In x-1n y+3 . 1n z as a single logarithm? (note)... (answered by stanbon)

1/2 1n x -3... (answered by tommyt3rd)

What is the answer to... (answered by stanbon)