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
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Sketch the vector field in the plane along with its horizontal and vertical components at a representative assortment of points on the circle x2 + y2 = 4.F = -xi + yj
What will be an ideal response?
Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Solve the problem.The total resistance in this electric circuit is given by the formula below. Find the total resistance for 
, 
, 
ohms.Total resistance = 
.
style="vertical-align: 0.0px;" height="84" width="160" /> A. 8.50 ohms B. 7.10 ohms C. 5.48 ohms D. 10.60 ohms
Graph the polar equation.r = 
Identify the directrix and vertex. 
A. directrix: 2 unit(s) below
the pole at y = -2
vertex: 
B. directrix: 2 unit(s) to the left of
the pole at x = -2
vertex: 
C. directrix: 2 unit(s) above
the pole at y = 2
vertex: 
D. directrix: 2 unit(s) to the right of
the pole at x = 2
vertex: 
