Subtract.-20 - (-7)
A. 13
B. -27
C. 27
D. -13
Answer: D
Mathematics
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Determine if the sequence is monotonic and if it is bounded.an = 
A. decreasing; bounded B. increasing; unbounded C. not monotonic; bounded D. nondecreasing; bounded
Mathematics
Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be 
of an acre. How many lots will the land developer have in the 8 acres?
A. 
lot
B. 1
lots
C. 2
lot(s)
D. 28 lots
Mathematics
Solve the equation.5.7x - 3.1(x + 5) = -3.02
A. 2.1 B. 4.3 C. 4.8 D. 8.3
Mathematics
Determine the absolute value of the complex number.z = -2 - 4i
A. 
B. i
C. 2
D. 2i
Mathematics