Simplify. Be sure to rationalize all denominators. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the derivative of y with respect to the appropriate variable.y = (1 - 6t) coth-1 
A. 
- 6 tanh-1 
B. 
- 6 coth-1 
C. (1 - 6t) coth-1 
D. - 3t
Mathematics
Solve the problem.The velocity of a particle (in 
) is given by v = t2 - 5t + 4, where t is the time (in seconds) for which it has traveled. Find the time at which the velocity is at a minimum.
A. 5 sec B. 2.5 sec C. 2 sec D. 4 sec
Mathematics
Find sum of the pair of complex numbers.2 + 6i, -4
A. 4 B. 2 + 10i C. -2 + 6i D. 2 + 2i
Mathematics
Graph the line containing the point P and having slope m.P = (-5, -10); m = -1 
A. 
B. 
C. 
D. 
Mathematics