Solve.In an office building, 18 offices are currently being unrented. This represents 8% of the total units. How many offices are there in the building?
A. 144 offices
B. 22.5 offices
C. 2250 offices
D. 225 offices
Answer: D
Mathematics
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Solve the problem.If tan-1 x is replaced by 
and |x| < 0.6, what estimate can be made of the error?
A. |E| < 0.0039991 B. |E| < 0.0046656 C. |E| < 0.0066651 D. |E| < 0.0077760
Mathematics
Solve and check your solution.-88 = -8n
A. 2 B. -80 C. 80 D. 11
Mathematics
Graph using the slope and the y-intercept.-2x - 10y = -2
A. 
B. 
C. 
D. 
Mathematics
Suppose that the function with the given graph is not f(x), but f'(x). Find the locations of all extrema, and tell whether each extremum is a relative maximum or minimum.
A. Relative maxima at -2 and 2 B. Relative maximum at -2; relative minimum at 2 C. Relative minimum at -4 D. Relative minimum at -2; relative maximum at 2
Mathematics