Find the partial fraction decomposition for the rational expression.
A. - 
+ 
B. 
+ 
C. 
- 
D. 
+ 
Answer: D
Mathematics
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Find the focus and directrix of the parabola.x2 = -20y
A. (0, -5); x = 5 B. (0, -5); y = 5 C. (-5, 0); y = 5 D. (0, -5); y = -5
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If a is positive and 
, then the limiting value of 
is 0.
Answer the following statement true (T) or false (F)
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Find the Cartesian product.A = {8, 4, 11}B = {14, 15}Find A × B.
A. {(8, 14), (4, 15)} B. {(8, 14), (8, 15), (4, 14), (4, 15), (11, 14), (11, 15)} C. {(8, 14), (4, 11), (11, 14)} D. {(14, 8), (14, 4), (14, 11), (15, 8), (15, 4), (15, 11)}
Mathematics
Use a double-angle identity to find the exact value of the expression.1 - 2 sin2 
A. 
B. - 
C. - 
D. 
Mathematics