Express the integrand as a sum of partial fractions and evaluate the integral.
A. 
tan-1 
+ ln 
- 
+ C
B. 
tan-1 
- 
+ 
+ C
C. tan-1 
- 
- 
+ C
D. 
tan-1 
+ 
- 
+ C
Answer: D
Mathematics
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Use the product rule to multiply. Assume all variables represent positive real numbers.
? 
A. 125
B. 5
C. 25
D. 5
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State whether the function is linear or quadratic.f(x) = 6x + 1
A. Linear B. Quadratic
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Find an equation of an ellipse satisfying the given conditions.Vertices: (-4, -2) and (-4,8); endpoints of minor axis: (-7, 3) and (-1, 3)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 0
D. 
+ 
= 1
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True or false?In Lobachevskian geometry, the sum of the measures of the angles of a triangle is greater than 180
.
A. False B. True
Mathematics