Posted by **Hannah** on Tuesday, July 28, 2009 at 10:17pm.

use the properties of logarithms to simplify the logarithmic expression.

log10 (9/300)

Please explain!!

- Math -
**DrBob222**, Tuesday, July 28, 2009 at 10:44pm
Subtracting logs is the equivalent of dividing.

log 9 - log 300 = ??

- Math -
**Dr Russ**, Wednesday, July 29, 2009 at 4:51am
I think they want you to show the two values as 9=3^2 and 300=3x10^2

so you have

log 3^2 - log(3x10^2)

=2 log 3 - (log3 + 2log10)

can you take it from here?

## Answer this Question

## Related Questions

- Math - Use the properties of logarithms to rewrite and simplify the logarithmic ...
- Math - Use the properties of logarithms to rewrite and simplify the logarithmic ...
- math(Please help) - 1) use the properties of logarithms to simplify the ...
- college algebra - Use properties of logarithms to condense the logarithmic ...
- calculus - use the properties of logarithms to condense the logarithmic ...
- algebra - Use properties of logarithms to condense the logarithmic expression. ...
- math - Use properties of logarithms to expand each logarithmic expression as ...
- math - Use properties of logarithms to condense the logarithmic expression. ...
- pre-cal - use the properties of logarithms to condense the logarithmic ...
- math -logarithm - Use the definition of logarithm to simplify each expression. ...

More Related Questions