Decompose into partial fractions.
A. 2x + 5 - 
+ 
B. 2x + 9 - 
+ 
C. 2x - 9 - 
+ 
D. 2x - 9 + 
- 
Answer: D
Mathematics
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Write an equation to represent the problem.The difference of twice a number and 7 is 15.
A. 2x + 7 = 15 B. 2x - 7 = 15 C. 7 - 2x = 15 D. x - 2 ? 7 = 15
Mathematics
Solve the equation.
= 
A. 
B. 
C. 
D. 
Mathematics
Evaluate.
÷ 
- 6 ? 
2
A. - 
B. - 
C. - 
D. - 
Mathematics
Solve the equation over the interval [0, 2?).cos 3x + sin 3x = - 
Round to the nearest thousandth when necessary.
A. {0.235, 1.626, 4.738, 5.329} B. ? C. {0.190, 2.638, 4.099} D. {1.632, 3.364, 4.982}
Mathematics