Perform the operation and write the result in the standard form.(14 + 9i) - (1 + 2i)

A. -15 - 11i
B. 15 + 11i
C. 13 + 7i
D. 15 - 7i


Answer: C

Mathematics

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Solve.One maid can clean the house three times faster than another. Working together they can clean the entire house in 3 hours. How long would it take the faster maid cleaning alone?

A.  hr
B. 4 hr 
C. 5 hr 
D. 3 hr 

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Represent the quantity by an integer.losing 42 cents

A. -42 B. 42

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Answer the question.Which pair of values of x and y makes x - 7y equal 1?

A. x = 1 and y = 6 B. x = 6 and y = 1 C. x = 8 and y = 1 D. x = 1 and y = 8

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Find the median of the set of numbers., 1, 

A.
B.
C.
D.

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