Algebra II
posted by Joy .
The current i in a certain circuit is given by
i=6.25e^125t (amperes)
where t is the time in seconds. At what time will the current be 1.00 A?

1/6.25 = e^(125 t)
.16 = e^(125 t)
ln .16 = 125 t
1.83 = 125 t