Subtract the real numbers. Write any improper fraction as a whole or mixed number where appropriate.
- 
A. - 
B. 1
C. - 
D. - 1
Answer: B
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Use the Negative Exponent Rules to simplify. Write the answer with positive exponents. All variables are nonzero.
-3
A. - 
B. 
C. - 
D. 
Solve the problem.Suppose that $2000 is invested at 5% interest, compounded semiannually. Find the function for the amount of money after t years.
A. A(t) = 2000(1.05)2t B. A(t) = 2000(1.025)2t C. A(t) = 2000(1.05)t D. A(t) = 2000(1.025)t
Find the future value of the annuity.Payments of $1000 at the end of each year for 7 years at 3% interest compounded annually
A. $3980.17 B. $7662.46 C. $6468.41 D. $40,995.80
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: none; Absolute minimum: none B. Absolute maximum: none; Absolute minimum: f(1) = 2 C. Absolute maximum: f(3) = 5; Absolute minimum: f(1) = 2 D. Absolute maximum: f(-1) = 6; Absolute minimum: f(1) = 2