For this case we can raise a rule of three based on Anthony trotting
miles in 23 minutes.

miles -----------> 23 minutes
x ----------------------------------------> 1minute

ANswer:
0.5 miles per minute
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.
Answer:
12+8+7=27
Step-by-step explanation:
just normal addition
Answer:
forty-five and six tenths
Step-by-step explanation:
45 = forty five
.6 = six tenths