Answer: 
Step-by-step explanation:
1. To solve this problem you must use the following formula for calculate the volume of a right circular cylinder, which is shown below:

Where r is the radius and h is the height.
2. Now, you must substitute the values given in the problem. Therefore, you obtain the following result:


Answer:
32
Step-by-step explanation:
Substitute x = 6 into f(x), that is
f(6) = 6² - 4 = 36 - 4 = 32
Answer:
i think its A
Step-by-step explanation: