Solve the problem.The velocity of a particle (in 
) is given by v = t2 - 9t + 2, where t is the time (in seconds) for which it has traveled. Find the time at which the velocity is at a minimum.
A. 1 sec
B. 9 sec
C. 4.5 sec
D. 2 sec
Answer: C
Mathematics
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Round the number to the place indicated.Round to the nearest hundredth: 14.93442
A. 14.94 B. 14.9344 C. 14.934 D. 14.93
Mathematics
The nth term of a sequence is given. Find the first 4 terms.an = (-1)n - 1 
A. 4, - 
, 
, - 1
B. 4, 1, 
, 
C. - 4, 
, 
, 
D. - 4, 
, - 
, 1
Mathematics
Find the location of the indicated absolute extrema for the function.Minimum
A. (-2, -2) B. (2, -2) C. None D. (2, -1)
Mathematics
Write the system of equations associated with the augmented matrix. Do not solve.
A. 
B. 
C. 
D. 
Mathematics