Express the integrand as a sum of partial fractions and evaluate the integral.
A. 
- 9x + 27ln
+ 
+ C
B. 27ln
+ 
- 
+ C
C. 
- 9x + 9ln
- 
+ C
D. 
- 9x - 27ln
+ 
+ C
Answer: A
Mathematics
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A. Closure, identity, associative, and commutative only B. Closure, identity, inverse, and commutative only C. All of them D. Closure, identity, inverse, and associative only
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Graph the function.f(t) = 
cos 
A. 
B. 
C. 
D. 
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Solve the inequality.x2 - 6x ? -8
A. x ? 2 B. x ? 2 or x ? 4 C. x ? 4 D. 2 ? x ? 4
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Factor by grouping.6x2 - 8x - 9x + 12
A. (2x - 3)(3x - 4) B. (2x + 3)(3x + 4) C. (6x + 3)(x + 4) D. (6x - 3)(x - 4)
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