For the function f, use composition of functions to show that f-1 is as given.Let 
. Show that 
.
What will be an ideal response?
1. (f-1 ? f)(x) = f-1(f(x)) = f-1
= 
= 
= 
= x;
2. (f ? f-1)(x) = f(f-1(x)) = f
=
= 
= 
= x
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Solve.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls.A = 6 m
A. 269 m B. 42 m C. 16.4 m D. 6.5 m
Find the term indicated in the expansion.(5x + 4)5; 5th term
A. 6400x B. 5120 C. 1600x D. 8000x2
Translate the word phrase into an algebraic expression.$147 less the cost x
A. 147x B. 147 - x C. 147 D. x + 147
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Fill in the blank(s) with the appropriate word(s).