Write the sum or difference in the standard form a + bi.(8 - 9i) + (5 + 6i)
A. 13 - 3i
B. 13 + 3i
C. -13 + 3i
D. 3 + 15i
Answer: A
You might also like to view...
Find the difference of price on ice cream in 2013. March 2013 June 2013 Price$3.72$3.48
Fill in the blank(s) with the appropriate word(s).
Answer the question.Which of the statements below suggests an appropriate level of precision?
A. My temperature this morning is 37.6° F. B. My temperature this morning is 37.612° F. C. My temperature this morning is 40° F. [to the nearest 10 degrees] D. My temperature this morning is 37.6127° F.
A die is rolled five times and the number of fours that come up is tallied. Find the probability of getting the given result.Exactly three fours
A. 0.032 B. 0.402 C. 0.161 D. 0.003
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
Objective Function: z = -x - 5yFind maximum.
A. maximum: -18 B. maximum: -22 C. maximum: -14 D. maximum: -27