Answer:
Since we do not know the balance we should start with, a general answer:

598 - 47,27 = 550,73, assuming b_old was 0$ for your example
Step-by-step explanation:
b stands for balance (old - before any deposits or withdrawals, new after all done)
d for deposits
w for withdrawals
Answer:
0
Step-by-step explanation:
The + on the zero means the limit as x approaches 0 from the right side

Answer:
well, since a real baseball diamond is 90 feet on each side then the distance from homebase to second is 127 feet 3 3/8 inches
hope this helps :D