The amount of gold coating in millimeters needed for the ring is the difference between the total coating and the coating that has already been applied. From the given above, that would be,
0.03 mm - 0.021 mm = 0.009 mm
Thus, the answer to this question is letter B.
Let
. Then
, and differentiating both sides with respect to
gives
Now, when
, you get
You have
, so
and
. So
Answer:
Population is <u>></u> 1,000,000, 000
Step-by-step explanation:
Answer:67738373783
Step-by-step explanation: