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
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = 
A. F = 
(x2 + y2 + z2)i + 
j + 
k
B. F = 
i + 2yj + 2zk
C. F = 
i + 
j + 
k
D. F = 
i + 
j + 
k
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Factor the sum of cubes.729p3 + 1
A. (729p + 1)(p2 - 9p + 1) B. (9p + 1)(81p2 + 1) C. (9p + 1)(81p2 - 9p + 1) D. (9p - 1)(81p2 + 9p + 1)
Mathematics
Find the real roots of the equation by factoring.
?
What will be an ideal response?
Mathematics