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°
Answer: A
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Find 
. Write the answer in polar form with the argument between 0° and 360°z1 = 5(cos 200° + i sin 200°), z2 = 4(cos 50° + i sin 50°)
A. 
(cos 40° + i sin 40°)
B. 
(cos 40° + i sin 40°)
C. 
(cos 150° + i sin 150°)
D. 
(cos 150° + i sin 150°)
Find the x- and y- intercepts. If there are no intercepts write "No x-intercept" or "No y-intercept".x - y = -19
A. (19, 0), (0, 19) B. (-19, 0), (0, -19) C. (19, 0), (0, -19) D. (-19, 0), (0, 19)
Find the requested value.f(0) for f(x) = 
A. 1 B. -5 C. 8 D. 2
Write the radical as a rational expression. Assume that variables are nonnegative real numbers.
A. h2h7 B. h14 C. h2/7 D. h7/2