Express the integrand as a sum of partial fractions and evaluate the integral.
A. - 
+ 3ln
+ 3ln
+ C
B. -6 ln
+ 
tan-1 
+ C
C. -6 ln
+ 3ln
+ 3ln
+ C
D. 6 ln
- 3ln
- 3ln
+ C
Answer: C
Mathematics
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Solve the system using the elimination method or a combination of the elimination and substitution methods.x2 - xy + y2 = 32x2 + xy + 2y2 = 12
A. {(2, 1), (1, 2)} B. {(2, 1), (-2, -1), (1, 2), (-1, -2)} C. {(1, 0), (-1, 0)} D. {(2, 0), (-2, 0), (1, 0), (-1, 0)}
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Solve the problem.Find the dimensions of a rectangular enclosure with perimeter 34 ft and area 60 ft2.
A. 12 ft by 5 ft B. 10 ft by 6 ft C. 12 ft by 22 ft D. 10 ft by 24 ft
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Graph.y2 - x2 = 
A. 
B. 
C. 
D. 
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Factor completely.128x2 - 50
A. 2(8x + 5)(8x - 5) B. (8x + 5)(16x - 10) C. (16x + 10)(8x - 5) D. 2(8x - 5)2
Mathematics