Answer:

Step-by-step explanation:
To find this derivative, we will need to use the chain rule.
As there is a variable in the exponent we can use this formula:

In this case,
and 
This means that
and
respectively
This gives us 
12 ft is your answer hope that helps
.675 square units is the answer
Answer:
The formula to find the volume of a cube : s^3 so
S=40 cm
Now
by the formula,
40^3
64000
Answer: 106 degrees. Don’t listen to the guy who said 88.
Step-by-step explanation: Found the answer on Khan Academy.