Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Answer: D
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Use scientific notation to perform the computation. Leave the answer in scientific notation.
A. 5.0 × 10-7 B. -5.0 × 105 C. 5.0 × 105 D. -5.0 × 10-7
Find the integral. 
A. 
ln 
+ 8x-1/2 + C
B. 
ln 
+ 8x-1/2 + C
C. 
ln 
- 8x-1/2 + C
D. 
ln 
- 8x-1/2 + C
Solve the problem.How long would it take to drive a distance of 10 miles if you drive at a constant speed of 42 miles per hour? Round your answer to the nearest hundredth if necessary.(Distance = Speed × Time)
A. 0.24 hours B. 420.0 hours C. 2.38 hours D. 4.20 hours
Perform the operations indicated.34,791 ÷ 100,000
A. 3.4791 B. 0.0034791 C. 0.34791 D. 0.034791