Solve.Let f(x) = 
. Show that f-1(x) = 
What will be an ideal response?
Answers may vary. One possible solution is:
1. f-1 ? f
= f-1
= f-1
= 
= 
= 
= x;
2. f ? f-1
= f
= f
=
= 
= 
= x
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Solve graphically. Round solutions to the nearest tenth.x2 - 2x - 2 = 0; x between 2 and 3
A. 2.7 B. 2.8 C. 2.6 D. 2.9
Provide an appropriate response. A pressure gauge in a cannery reads 42.057 psi (pounds per square inch). If the desired reading is 42.05 psi with a tolerance of ±0.004 psi, is the gauge within the tolerance bounds? What is the tolerance range?
A. No; ±42.046 psi B. Yes; 42.054 psi and 42.046 psi C. No; 42.054 psi and 42.046 psi D. Yes; ±42.054 psi
Determine whether (f(g(x)) = x and whether (g (f(x)) = x.f(x) = 
, g(x) = x
A. No, yes B. Yes, no C. Yes, yes D. No, no
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