Evaluate the expression.tan-1 
A. 0
B. - 
C. - 
D. undefined
Answer: B
Mathematics
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Is it more profitable to receive $20,000 now or $30,000 in 10 years? Assume that money can earn 5% interest compounded semiannually.
A. $30,00 in 10 years B. $20,000 now
Mathematics
Perform the indicated operation. Write the answer in scientific notation.
A. 4.0 × 10-5 B. 5.76 × 1011 C. 4.0 × 105 D. 4.0 × 1011
Mathematics
Use a sum or difference identity to find the exact value.sin (285°)
A. 
B. 
C. - 
D. 
Mathematics
Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = xyi + xj; C is the triangle with vertices at (0, 0), (5, 0), and (0, 4)
A. 
B. 0
C. 
D. - 
Mathematics