Perform the indicated operations and express your answer in the form a + bi. 

A. ±7 
B. i
C. 7i 
D. -7i 


Answer: C

Mathematics

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Use the table to find the probability.The following table contains data from a study of two airlines which fly to Small Town, USA.If a flight is selected at random, find the probability that the flight will arrive on time given that they fly with Upstate airlines.

A.
B.
C.
D. None of the above is correct.

Mathematics

Complete the ordered pairs so that each is a solution of the linear equation. Then plot each solution and graph the equation by connecting the points by a straight line.y = x - 4(6,)(-5,)(0,)

A. (6, -2)
(-5, 9)
(0, 4)

B. (6, 2)
(-5, -9)
(0, -4)

C. (6, 10)
(-5, -1)
(0, 4)

D. (6, -10)
(-5, 1)
(0, -4)

Mathematics

Choose the equation that matches the graph.

A. f(x) = -3x2 + 5x + 6 B. x = -3y2 + 5y + 6 C. f(x) = -3x2 - 5x + 6 D. x = -3y2 + 5y - 6

Mathematics

Find the coordinates of the other endpoint of the segment, given its midpoint and one endpoint.midpoint , endpoint (3, 1)

A. (11, 5) B. (-1, -7) C. (-5, 3) D. (-5, -3)

Mathematics