Dv/dt=40 dv/dt=3x^2dx/dt
40=3x^2dx/dt
40=12dx/dt
10/3=dx/dt
Answer:
The volume of the sandbox is 70 cubic feet
Step-by-step explanation:
To find the volume, simply multiply all of the dimensions by each other.
7ft * 5ft * 2ft = 70 ft^3
Answer:

Step-by-step explanation:
Let M denote the event that the stock makes money and D denote the event that the stock pays dividends.
It is given that 
Observe that the two events M and D are not independent because if the stock doesn't make money then it will not pay dividends. Therefore the event
(D given M does not occur) is a null event, i.e
It is also given that,

Recall that : 
Here, we are required to find 
