Hope the answer I sent you helps you! :)
Answer:
The first one, an=n-2
Step-by-step explanation:
The slope of the linear equation is 1. You can notice the y intercept would be -2, therefore the equation is an=n-2.
Answer:
See Explanation
Step-by-step explanation:
The question has missing details; as the radius or an attachment of the hemisphere is not given.
However, I'll solve on a general terms.
The volume of a hemisphere is: 
Take for instance

The volume becomes:




<em>So, all you need to do is plug in the value of radius in the formula.</em>
Answer:

Step-by-step explanation:
4th term+5th term = 
5th term = 
4th term = 



5th term= 
Common difference = 5th term - 4th term


Answer:

Step-by-step explanation:
![f(x) = x^2 +8\\\\Put \ x = -6\\\\f(-6) = (-6)^2 + 8\\\\f(-6) = 36 + 8\\\\f(-6) = 44\\\\\rule[225]{225}{2}](https://tex.z-dn.net/?f=f%28x%29%20%3D%20x%5E2%20%2B8%5C%5C%5C%5CPut%20%5C%20x%20%3D%20-6%5C%5C%5C%5Cf%28-6%29%20%3D%20%28-6%29%5E2%20%2B%208%5C%5C%5C%5Cf%28-6%29%20%3D%2036%20%2B%208%5C%5C%5C%5Cf%28-6%29%20%3D%2044%5C%5C%5C%5C%5Crule%5B225%5D%7B225%7D%7B2%7D)
Hope this helped!
<h3>~AH1807</h3>