Find all cube roots of the complex number. Leave answers in trigonometric form.125i
A. 5 cis 30°, 5 cis 150°, 5 cis 270°
B. 5 cis 60°, 5 cis 180°, 5 cis 300°
C. 1, -1, -i
D. 5 cis 0°, 5 cis 120°, 5 cis 240°
Answer: A
You might also like to view...
Solve the problem.A projectile is fired with an initial velocity of 450 feet per second at an angle of 45° with the horizontal. To the nearest foot, find the maximum altitude of the projectile. The parametric equations for the path of the projectile are x = (450 cos 45°)t, and y = (450 sin 45°)t - 16t2.
A. 1574 ft B. 1598 ft C. 1565 ft D. 1582 ft
Solve the equation by the Square Root Method.(2x - 3)2 = 81
A. {6, -3} B. {12, -6} C. {3, -6} D. {6, -12}
Simplify.-1 + 19 - (-6) - 3 + (-13)
A. 2 B. 14 C. -10 D. 8
Use the graph to evaluate the function f(x) at the indicated value of x.Find f(1.5).
A. -1 B. 0.5 C. -2 D. None of these are correct.