Answer:
(a) 
(b) Domain:
<em>(See attachment for graph)</em>
(c) 
Step-by-step explanation:
Given



Solving (a): A function; l in terms of w
All we need to do is make l the subject in 
Divide through by 2

Subtract w from both sides


Reorder

Solving (b): The graph
In (a), we have:

Since l and w are the dimensions of the fence, they can't be less than 1
So, the domain of the function can be 
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To check this
When 



When 


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<em>See attachment for graph</em>
<em></em>
Solving (c): Write l as a function 
In (a), we have:

Writing l as a function, we have:

Substitute
for l in 
becomes

Answer:
B
Step-by-step explanation:
I don't know how to explain it, but I hope I got it right and that it helped you.
Answer:
$548 divided by p
Step-by-step explanation:
$548÷p or $548 over p
Answer:
2.4
Step-by-step explanation:
The inverse for function of f ⬇️