Answer:
The answer is "2793 miles"
Step-by-step explanation:
In this firstly we convert degrees to radians, which can be defined as follows:


Now calculating the distance:


Answer:
15m2 is the answer my friend.....
D is a notation for differential. There is a d2 in your formula because in the numerator there are two differentials. The formula is thus the second derivative of a function with respect to two variables.
Multiply both sides by three to get 2x=30
Then divide both sides by 2 to get x=15
72 is the length d of how deep end in feet}