ln(1/904)/(ln(1)-ln(4))
ln(1904)ln(1)−ln(4)|ln(ab)=ln(a)−ln(b)=ln(1)−ln(904)ln(1)−ln(4)|ln(1)=0=0−ln(904)0−ln(4)=−ln(904)−ln(4)=ln(904)ln(4)=6.806829360391.38629436112=4.91008948121