Find all solutions of the equation. Leave answers in trigonometric form.x2 + 1 - 
i = 0
A. {2
cis 90°, -2
cis 270°}
B. {2 cis 45°, 2 cis 225°}
C. {2 cis 90°, 2 cis 270°}
D. {
cis 60°, 
cis 240°}
Answer: D
You might also like to view...
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Convert as indicated. When necessary, round to the nearest tenth of a degree.82° C to degrees Fahrenheit
A. 31.4° F B. 179.6° F C. 115.6° F D. 67° F
Convert the area as indicated.184 square centimeters to square meters
A. 0.0184 m2 B. 18.4 m2 C. 1.84 m2 D. 0.184 m2
Find any relative extrema.f(x, y) = x2 - y2
A. f(0, 0) = 0, relative maximum B. f(1, 1) = 0, relative maximum C. No relative extrema D. f(0, 0) = 0, relative minimum