Simplify the radical.
A. 4
B. 143
C. 2
D. Cannot be simplified
Answer: D
Mathematics
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Evaluate the integral.
A. 3e2t + t - 
ln
+ C
B. e2t + t - 
ln
+ C
C. 3e2t - t + ln
+ C
D. e2t + ln
- 
ln
+ C
Mathematics
Divide.0.3 ÷ 0.01
A. 30 B. 3 C. 0.3 D. 0.03
Mathematics
The data in the figure below represents the annual salaries of 120 professional mathematicians.
The third quartile of the salaries of this group of mathematicians is approximately
A. $60,000. B. $80,000. C. $75,000. D. $70,000. E. none of these
Mathematics
The function graphed is of the form y = a sin bx or y = a cos bx, where b > 0. Determine the equation of the graph.
A. y = 5 cos 
B. y = -5 sin 
C. y = -5 sin (2x)
D. y = 5 sin 
Mathematics