Step-by-step explanation:
Forced vital capacity: the maximum amount of air you can forcibly exhale from your lungs after fully inhaling. It is about 80 percent of total capacity, or 4.8 liters, because some air remains in your lungs after you exhale
Answer:
A. 81
Step-by-step explanation:
F(x)=
if x=4, then F(4) = 
= 3×3×3×3=81
Let, the number = n
It would be: 2n = 28
n = 28/2
n = 14
In short, Your Answer would be 14
Hope this helps!
Answer:
(7, 9)
Step-by-step explanation:
The lines cross at point (7, 9). This is the solution.
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If we assume the variables being graphed are x and y, then the solution is ...
