Write the solution set in interval notation.x ? 
A. (-?, 
]
B. [
, ?)
C. (
, ?)
D. (-?, 
)
Answer: A
Mathematics
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For what values of x does the series converge conditionally?
A. x = - 1
B. x = -5
C. x = - 
D. None
Mathematics
Solve the equation.6x - (5x - 1) = 2
A. 
B. 
C. 
D. 
Mathematics
Add the real numbers. Write any improper fraction as a whole or mixed number where appropriate.-10 + 3
A. 13 B. -13 C. -7 D. 7
Mathematics
Solve the problem.Find the approximate number of batches (to the nearest whole number) of an item that should be produced annually if 280,000 units are to be made. It costs 
to store a unit for one year, and it costs 
to set up the factory to produce each batch.
A. 18 batches B. 27 batches C. 25 batches D. 20 batches
Mathematics