Find all cube roots of the complex number. Leave answers in trigonometric form.-6
- 6i
A. 
cis 70°, 
cis 190°, 
cis 310°
B. 
cis 70°, 
cis 190°, 
cis 310°
C. 
cis 70°, 
cis 190°, 
cis 310°
D. 
cis 80°, 
cis 200°, 
cis 320°
Answer: C
Mathematics
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Find the smallest possible value of b so that the trigonometric function passes through the given point.y = -2 cos bx
A. 
B. 6
C. 3
D. 
Mathematics
What is the m?DCA?
Mathematics
Solve the equation by completing the square.7x2 + 4x - 3 = 0
A. 
, -1
B. 
, 0
C. 
, 1
D. 
, -1
Mathematics
Perform the indicated operation. Round your answer to the nearest hundredth, if necessary.- 
A. -2.7 B. -27 C. -0.25 D. -4
Mathematics