Find the least common denominator for the given set of denominators.6, 8, 10, 12
A. 60
B. 90
C. 108
D. 120
Answer: D
Mathematics
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Expand the quotient by partial fractions.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics
Find all complex roots. Write the answer in polar form, with 0 ? ? ? 360°.Square roots of 1 - i
A. 
(cos 22.5° + i sin 22.5°), 
(cos 202.5° + i sin 202.5°)
B. 
(cos 22.5° + i sin 22.5°), 
(cos 22.5° + i sin 22.5°)
C. 
(cos 157.5° + i sin 157.5°), 
(cos 337.5° + i sin 337.5°)
D. 
(cos 157.5° + i sin 157.5°), 
(cos 337.5° + i sin 337.5°)
Mathematics
Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log4 6
A. 0.7737 B. -1.2925 C. 2.5850 D. 1.2925
Mathematics
Solve.x5 - 4x3 ? 0
A. [-2, 0] ? [2, ?) B. (-?, -2] ? [0, 2) C. (-?, -2] ? [2, ?) D. [-2, ?)
Mathematics