Find all cube roots of the complex number. Leave answers in trigonometric form.125

A. 5 cis 90°, 5 cis 210°, 5 cis 330°
B. 5 cis 0°, 5 cis 60°, 5 cis 120°
C. 5 cis 45°, 5 cis 165°, 5 cis 325°
D. 5 cis 0°, 5 cis 120°, 5 cis 240°


Answer: D

Mathematics

You might also like to view...

Find the slope and intercepts of the line.-3x + 9y = 9

A. m = , y-intercept = 1, x-intercept = - 3
B. m = - 3, y-intercept = 1, x-intercept = 9
C. = 3, y-intercept = -1, x-intercept = - 3
D. = - , y-intercept = -1, x-intercept = 

Mathematics

Find the intersection of the given intervals.(-?, ?) ? [-8, ?)

A. ? B. (-?, -8] C. [-8, ?) D. (-?, ?)

Mathematics

Find the solutions to the equation by reading the graph.-x2 + 4x + 12 = 0

A. {12} B. {12, 6} C. {-2, 6} D. {-2, 6, 12}

Mathematics

Find the area.

A. 121.5 m2 B. 792 m2 C. 167 m2 D. 243 m2

Mathematics