Question 406060
The one-to-one functions g and h are defined as follows. 
g={(-3,0),(0,9),(3,2),(8,-4)}
h(x)=2x-3 
find the following..
g^-1(0)=-3
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h^-1(x)= (x+3)/2
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(h(h^-1))(-9)= -9 
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Cheers,
Stan H.
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