Solve the problem.The following data represent the marital status of females 18 years and older in a certain U.S. city. 
Determine the number of females 18 years old and older who are married or widowed.
A. 368,000
B. 370,000
C. 307,000
D. 431,000
Answer: A
Mathematics
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Solve the absolute value equation or indicate that the equation has no solution.
= 10
A. {-8, 0} B. {-6, 0} C. {-6, 4} D. {-8, 2}
Mathematics
Solve the given exponential equation. Round answer to three decimal places.52x + 5(x + 1) - 24 = 0
A. {1.292} B. {1.099} C. {1.147} D. {0.683}
Mathematics
Multiply.(5
- 4
)2
A. -9 - 40
B. 351
C. 351 - 20
D. 351 - 40
Mathematics
Find the largest open intervals where the function is concave upward.f(x) = x4 - 8x2
A. (-?, -2
/3)
B. (2
/3, ?)
C. (-?, -2
/3), (2
/3, ?)
D. None
Mathematics