Add or subtract and simplify.(5 - 7i) + (6 + 9i)
A. -1 + 16i
B. 11 - 2i
C. 11 + 2i
D. -11 - 2i
Answer: C
Mathematics
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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
What part of the object or set of objects is shaded?
A. 
B. 
C. 
D. 
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Solve using the quadratic formula.6x2 + 10x = - 2
A. 
B. 
C. 
D. 
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Write the following as an algebraic expression in u, u > 0.tan 
A. 
B. 
C. u2
D. 
Mathematics