Find the largest open intervals where the function is concave upward.f(x) = x4 - 6x3
A. (0, 3)
B. (-?, 0)
C. (-?, 0), (3, ?)
D. (-?, ?)
Answer: C
Mathematics
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Perform the matrix operation.Let A =
and B = 
. Find 4A + B.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the cylindrical coordinate integral.
A. 2340000? B. 1560000? C. 2600000? D. 1950000?
Mathematics
Determine independence. Answer Yes or No.The table shows the political affiliation of voters in one city and their positions on stronger gun control laws. ?Stronger Gun Control 
Are party affiliation and position on gun control laws independent?
A. Yes B. No
Mathematics
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Find the increase in the number of male athletes from 2004 to 2005.
A. 50 B. 475 C. 100 D. 75
Mathematics