Write the partial fraction decomposition of the rational expression.
A. 
- 
+ 
B. 
+ 
C. 
+ 
+ 
D. 
+ 
+ 
Answer: C
Mathematics
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Solve the problem.Find the centroid of the region in the first quadrant bounded by the curve y = 11 cos x and the axes.
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Mathematics
Evaluate or simplify the expression without using a calculator.8
A. 16.8 B. 1.68 C. 168 D. 5.9355
Mathematics
Solve the system. Express the solution in the form (x, y, z, w).5x + 4y - 6z + w = -32-x + y + 3z - w = 84x - y + z + 3w = 20 x + y + 5z - w = 26
A. {(4, -10, -5, -2)} B. {(5, -3, 4, -4)} C. {(-4, -5, 5, -4)} D. {(4, -5, 5, -2)}
Mathematics
Evaluate.Find (f - g)(-5) given f(x) = -4x2 + 6 and g(x) = x - 7.
A. 99 B. -82 C. -96 D. -92
Mathematics