Allison Morgan wrote:I am having trouble converting logarithms to conventional notation...Here is an example- I need to find the common (i.e., base-10) logarithm of a number 0.0001 and for the life of me, I cannot figure this out..Please help!!!!!!
LOG(0.0001) = -4
Just as LOG(10000) = 4
A logarithm with a negative number represents a number less than one. (But, of course, greater than 0)
consider:
0.0001 = 1 x 10^-4
10000 = 1 x 10^+4
William J. Knight
Health Physicist
Los Alamos National Labs