For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Answers may vary. One possible solution is:
1. (f-1 ? f)(x) = f-1(f(x)) = f-1
= 7
- 8 = 
- 8 = x;
2. (f ? f-1)(x) = f(f-1(x)) = f
= 
/7 = 7x/7 = x
Mathematics
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Solve the equation.
= 
A. 
B. 11
C. 
D. No solution
Mathematics
Use the periodic compound interest formula to solve the problem.Find the accumulated value of an investment of $900 at 14% compounded quarterly for 2 years. Round to the nearest cent.
A. $1185.13 B. $1152.00 C. $1169.64 D. $964.10
Mathematics
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Simplify the exponential expression.
A. 
B. 
C. 
D. 
Mathematics