Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 2 ln 
- 
+ ln 
+ 
tan-1 
+ C
B. 5 ln 
+ 
- ln 
+ sin-1 
+ C
C. 7 ln 
+ ln 
+ 
tan-1 
+ C
D. 2 ln 
+ ln 
+ 
tan-1 
+ C
Answer: A
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The equation of an ellipse is given. Put the equation in standard form and sketch the ellipse.49x2 + 4y2 = 196
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(4, 3); slope: - 
A. y = - 
x + 
B. y = - 
x - 
C. y = - 
x + 
D. y = - 
x + 
Classify the following statement as true or false.If a quadrilateral is a parallelogram, it must also be a rectangle.
A. True B. False
Solve the problem.Erika spent 
hour on her computer visiting a history website and a science website. She spent 
hour at the history website. How many hours did she spend at the science website?
A. 
hr
B. 
hr
C. 
hr
D. 
hr