Find the slope of the line through the pair of points.(-5.8, -3.4) and (7.7, 4.1) Round to the nearest tenth.
A. 7.5
B. -0.6
C. 13.5
D. 0.6
Answer: D
Mathematics
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Change the order of integration and evaluate the integral.
A. 
?
B. 
?
C. 
?2
D. 
?2
Mathematics
Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 2 ln 
+ ln 
+ C
B. 2 ln 
+ ln 
- 
+ C
C. 7 ln 
+ ln 
+ C
D. 2 ln 
- 
+ C
Mathematics
Decide whether or not the given equation is an identity.
= 
A. Yes B. No
Mathematics
Find the exact value of the expression.cos 
cos 
- sin 
sin 
A. 0
B. 1
C. -1
D. 
Mathematics