Find the exact value of the expression or state that it does not exist.tan-1 
A. 
B. - 
C. 
D. - 
Answer: B
Mathematics
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Find the present value of the annuity. Round to the nearest cent.
Payments of $61 made quarterly for 5 years at 8% compounded quarterly
A. $997.44 B. $956.39 C. $243.56 D. $494.76
Mathematics
Use a calculator to approximate the expression. Write your answer in scientific notation, and round to the nearest tenth as needed.
A. 7.2 × 108 B. 6.8 × 106 C. 7.6 × 108 D. 7.2 × 106
Mathematics
Solve.
= -13
A. 25
B. -5, 5
C. 
D. No solution
Mathematics
Provide an appropriate response.Is it true that the equation 
and the equation 
are always equivalent equations?
A. True B. False
Mathematics