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 product.(5x2 + 8y)2
A. 25x4 + 40x2y + 64y2 B. 25x4 + 89x2y + 64y2 C. 25x2 + 80x2y + 64y2 D. 25x4 + 80x2y + 64y2
Mathematics
Rewrite the sum using sigma notation.0 + 2 + 6 + 12 + 20
A. 
B. 
C. 
D. 
Mathematics
For the given equation, complete the table of values and plot the resulting ordered pairs.x + 1 = 0
?
A. 
B. 
C. 
D. 
Mathematics
For the problem below, ? is a central angle in a circle of radius r. Find the length of arc s cut off by ?. ? ?= 30°, r = 2 mm. ? If the answer needs rounding, round it to three significant digits. ? s = __________ mm
What will be an ideal response?
Mathematics