Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. - 
- 
+ C
B. 2 ln 
- 
- 
+ C
C. 
- 
+ C
D. 
- 
- 
+ C
Answer: A
Mathematics
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Divide.
A. 7r2 - 2r - 7
B. r2 + 7r + 2
C. 7r2 + 2r + 7
D. 7r2 + 2r + 
Mathematics
Combine like terms.9xy + 4x2 - 2xy + 5x2 + 11
A. 16x3y + 11 B. 27x3y C. 11xy + 9x2 + 11 D. 7xy + 9x2 + 11
Mathematics
Find the equation of the line satisfying the given conditions, giving it in slope-intercept form if possible.Through (-6, 4), perpendicular to 7x + 9y = -78
A. y = - 
x + 
B. y = 
x + 
C. y = - 
x + 
D. y = 
x + 
Mathematics
Find the limit algebraically.
 figure 1.png)
Mathematics