Posted by **Sabrina** on Thursday, January 20, 2011 at 12:13pm.

if log6=m and log 5=n, write 7.2 as an expression in m and n

Answer is 2m-n

Please help me!!

- math log -
**Bosnian**, Thursday, January 20, 2011 at 6:39pm
7.2=36/5

36=6*6

log(a+b=log(a)+log(b)

log(36)=log(6)+log(6)=2*log(6)

log(a/b)=log(a)-log(b)

log(36/5)=2*log(6)-log(5)

log(6)=m log(5)=n

log(36/5)=log(7.2)=2m-n

- math log -
**Bosnian**, Thursday, January 20, 2011 at 6:43pm
Third row have typefeler

Correct formula is:

log(a+b)=log(a)+log(b)

## Answer this Question

## Related Questions

math - Logarithm!!! Select all of the following that are true statements: (a) ...

college algebra - Write expression as one logarithm and simplify if appropriate...

math(Please help) - 1) use the properties of logarithms to simplify the ...

math - write as a single logarithm: -2logbase3(1/x)+(1/3)logbase3(square root of...

Math - The problem I have to solve is log with base 2 ^6 multiply by log base 6...

Math Help Please - Which of the following expressions is equal to log (x sqrt-y...

PLEASE HELP!!!! - if log6=m and log 5=n, write 7.2 as an expression in m and n ...

Advanced Functions/ Precalculus Log - 1. Evaluate 4^(log base4 64) + 10^(log100...

Trigonometry - This is a logs question If u=x/y^2, which expression is ...

Calculus - Integrate x dx/(1-x). I have proceeded thus- Int xdx/(1-x)=int -(x-1+...