Find the partial fraction decomposition for the rational expression.
A. 2x + 5 + 
+ 
B. 2x + 9 + 
+ 
C. 2x - 9 + 
- 
D. 2x - 9 + 
+ 
Answer: C
Mathematics
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Solve the equation.9x - (4x - 1) = 2
A. 
B. - 
C. - 
D. 
Mathematics
Find a decimal approximation of the root or power. Round the answer to the nearest thousandth.
A. 2.454 B. 2.446 C. 6.000 D. 2.449
Mathematics
Solve the problem.Subtract (2xy2 + 4xy) from the difference between 
and 
A. -2x2y + 6xy2 - 7xy B. -2x2y - 6xy2 - 7xy C. -2x2y + 6xy2 + 1xy D. -4x2y - 4xy2 - 7xy
Mathematics
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°
Mathematics