Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 
A. Not one-to-one
B. f-1(x) = 
C. f-1(x) = x2 - 9, x ? 0
D. f-1(x) = (x + 9)2
Answer: C
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Plot the points given by the pairs.A(3, 1), B(-5, -6)
What will be an ideal response?
Add or subtract the rational expressions. Reduce to simplest terms.
+ 
A. 
B. 
C. 
D. 
Solve the problem.Marty's Tee Shirt & Jacket Company is to produce a new line of jackets with a embroidery of a Great Pyrenees dog on the front. There are fixed costs of $510 to set up for production, and variable costs of $37 per jacket. Write an equation that can be used to determine the total cost, C(x), encountered by Marty's Company in producing x jackets, and use the equation to find the total cost of producing 95 jackets.
A. $4037 B. $4005 C. $4017 D. $4025
The given Treasury bill was sold in April of this year. Find (i) the price of the T-bill, and (ii) the actual interest rate paid by the Treasury. Round dollar amounts to the nearest cent and interest rates to the nearest thousandth.Six-month $17,000 T-bill with discount rate 0.130%
A. (i) $17,011.05; (ii) About 0.13% B. (i) $16,998.90; (ii) About 0.013% C. (i) $16,988.95; (ii) About 0.13% D. (i) $16,986.74; (ii) About 0.156%