Solve the equation in the complex number system.x2 - 12x + 52 = 0
A. {6 - 16i, 6 + 16i}
B. {10, 2}
C. {6 + 4i, 6 - 4i}
D. {6 + 4i}
Answer: C
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Find all cube roots of the complex number. Leave answers in trigonometric form.-125i
A. 5 cis 90°, 5 cis °210, 5 cis 330° B. 5 cis 30°, 5 cis °60, 5 cis 90° C. 5 cis 90°, 5 cis °180, 5 cis 270° D. 5 cis °210, , 5 cis 270°, 5 cis 330°
Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = - 6 and x = 6. The cross sections perpendicular to the x-axis are semicircles whose diameters run from 
to 
A. 576? B. 288? C. 72? D. 144?
Solve.While traveling at a constant speed in a car, the centrifugal acceleration passengers feel while the car is turning is inversely proportional to the radius of the turn. If the passengers feel an acceleration of 15 feet per second per second when the radius of the turn is 40 feet, find the acceleration the passengers feel when the radius of the turn is 120 feet.
A. 8 feet per second per second B. 5 feet per second per second C. 6 feet per second per second D. 7 feet per second per second
Provide the appropriate response.Find the greatest 3-digit number that has exactly three factors.
A. 963 B. 999 C. 961 D. 973