Graph the function.y = 2 tan x
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate the integral by using a substitution prior to integration by parts.
A. ln (8x + 8x2) - 2x + C B. xln (8x + 8x2) + C C. xln (8x + 8x2) + ln (x +1) - 2x + C D. ln (8x + 8x2) + ln (x +1) + C
Mathematics
Graph the solution of the system of inequalities.y ? - 
x + 2x ? 2
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression using the given values.
- 2xy2; x = -2, y = 2, z = -27
A. -19 B. 5 C. -11 D. 13
Mathematics
Solve the problem.Two pipes can be used to fill a pool. Working together, the two pipes can fill the pool in 
The larger pipe can fill the pool in 4 hours less time than the smaller pipe can alone. Find the time to the nearest tenth of an hour it takes for the smaller pipe working alone to fill the pool.
A. 8.7 hr B. 4.7 hr C. 4.6 hr D. 8.6 hr
Mathematics