Answer:
Option D
Step-by-step explanation:
Combine Like Terms.

Hope this helps.
Answer and explanation:
Possible domain of function includes from number one person attending to number 5 person attending
Find attached
Answer:
He would be making 79000 after 4 years and I am guessing t means ten and that would be 94000.
Step-by-step explanation:
The answers are:
x = 13
y = -11
The maximum units is 200 and , Total revenue is $8,000
<u>Step-by-step explanation:</u>
Here we have , A manufacturer finds that the revenue generated by selling of cortan commodity is given by function R(x)=80x-0.2x^ 2 , where he maximum reveremany should be manufactured to obtain this maximum units .Let's find out:
We have following function as
. Let's differentiate this and equate it to zero to find value of x for which the function is maximum!
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⇒ 
⇒ 
⇒ 
⇒ 
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Now , Value of function at x=200 is :
⇒ 
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Therefore , The maximum units is 200 and , Total revenue is $8,000