Perform the indicated operations.
A. 1
B. 3
C. -3
D. -16
Answer: B
Mathematics
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(5 - j2) + (-8 - j6) =
a. 3 + j12 b. 3 - j8 c. -3 + j4 d. -3 - j8 e. 3 - j4
Mathematics
Use the horizontal line test to determine whether the function is one-to-one.
A. Yes B. No
Mathematics
Simplify the expression. Assume all variables represent positive real numbers.
A. -3a2b 
B. 3ab 
C. not a real number
D. 3ab 
Mathematics
Solve the problem.The percent of people who say they plan to stay in the same job position until they retire has decreased over recent years, as shown in the table below.
Find a power function that models the data in the table using an input equal to the number of years from 2000. Round values to the nearest thousandth.
A. y = - 0.638x120.077 B. y = 43.934x-0.240 C. y = 52.857x-0.071 D. y = 120.077x-0.638
Mathematics