Answer:
Approximately
and approximately
.
Step-by-step explanation:
Since the emf of
is divided between
and
, the current in this circuit would be:
.
The resistor
would dissipate:
.
Rearrange this equation to obtain:
.
.
.
Given that
:
.
Solve this quadratic equation of
using the quadratic formula to obtain:
or
.
(Substitute each value into the equation
to verify the results.)