this is answer ..................!
Answer:
9.25 lbs
Step-by-step explanation:
37 is the amount for 4 acres or 4a:
37 = 4a
Isolate and find a by dividing both sides by 4:
4a = 37
4a ÷ 4 = 
a =
or 9.25 lbs
Hope this helps!
It actualy gives you the minimum of the function
it helps you because fonding the minimum y will give you the range
that was the only thing i could come up with also (guess and check)