Simplify. Assume that all variables represent positive real numbers.
A. 2a2b
B. 2ab
C. 2ab
D. 2
Answer: A
Mathematics
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Use the x- and y-intercepts to graph the linear equation.5x = y - 8
A. 
B. 
C. 
D. 
Mathematics
Integrate the function.
dx
A. 
ln 
+ 
+ 
+ C
B. 
ln 
+ 
+ C
C. 
ln 
- 
+ C
D. 
ln 
+ 
+ sin-1 
+ C
Mathematics
Calculate.-3.15 ? (-8.3)
A. 11.45 B. 26.145 C. -11.45 D. -5.15
Mathematics
Solve the problem.Suppose that the average monthly low temperatures for a small town are shown in the table.
Model this data using f
= a sin 
+ d.
A. f
= 23sin 
+ 42
B. f
= 23sin 
+ 42
C. f
= 23sin 
+ 42
D. f
= 42sin 
+ 23
Mathematics