Thread: Logarithm Question

hey guys i need help on a question:
If log 5 = m and log 7 = n, find log (35/10) in terms of m and n.

Thanks

Originally Posted by Numbnut247

hey guys i need help on a question:
If log 5 = m and log 7 = n, find log (35/10) in terms of m and n.

Thanks

You probably mean that ?
Then
.
Q.E.D.

Originally Posted by Numbnut247

hey guys i need help on a question:
If log 5 = m and log 7 = n, find log (35/10) in terms of m and n.

Thanks

if you had the algebric equation log((a*b)/c)=log(a)+log(b)-log(c)
and if log (10)=1
Then the awnser to your question would be m+ n-1
But i always mix up whith all those formula
check it whith a calculus machine if youve got one!

by!