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Atmospheric pressure in kilo-pascals(KPa), P=f(h), is a function of the altitude h in feet, and decreases...

Atmospheric pressure in kilo-pascals(KPa), P=f(h), is a function of the altitude h in feet, and decreases as the altitude increases. The thrust T produced by an aircraft engine in pounds in a function of the pressure T=g(P).

a) Is f invertible? Explain your answer.

b) Interpret f(9,000)=70

c)Interpret g(f(8,000)).

D) Interpret (30,000)*g^-1=f(12,000).

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