Solve the equation in the real number system.4x3 - 23x2 + 26x + 8 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Convert the length as indicated.36,960 feet to miles
A. 7.5 mi B. 8 mi C. 7 mi D. 184.8 mi
Mathematics
Find the first year's depreciation using the MACRS method of depreciation and the MACRS depreciation rates table. Round to the nearest dollar.MACRS Depreciation Rates 
Cost:$399,500Recovery period:27.5 years
A. $14,502 B. $14,981 C. $726,291 D. $7263
Mathematics
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°
Mathematics
Perform the indicated operation. Write the result in the form a + bi.(
+ 10i)(
- 10i)
A. -93 B. 7 - 100i C. 7 - 10i D. 107
Mathematics