Solve the problem.The sales of a mature product (one which has passed its peak) are given by the function 
where t is time in years. Find the sales after 9 years if 
and 
A. 25,639
B. 66,962
C. 22,740
D. 12,820
Answer: A
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Find the extreme values of the function subject to the given constraint.
A. Minimum: 4 at (0, ±1); maximum: 0 at (0, 0) B. Minimum: 4 at (0, ±1); maximum: 6 at (±1, 0) C. Minimum: 4 at (±1, 0); maximum: 0 at (0, 0) D. Minimum: 4 at (±1, 0); maximum: 6 at (0, ±1)
Translate the problem situation to a system of equations. Do not solve.The difference between two numbers is 11. Three times the smaller number plus the larger number is 67. What are the numbers?
A. x - y = 11; x + 3z = 67 B. x - y = 11; 3x + y = 67 C. x - y = 11; x + 3y = 67 D. x + y = 11; x + 3y = 67
From the following data, construct the type of graph indicated.The following table shows the percent of 12th graders who smoked cigarettes daily at various times from 1995 - 2014 in Country A. Plot a broken-line graph illustrating these numbers.
What will be an ideal response?
Provide an appropriate response.33
% = ? (fraction)
A. 
B. 33
C. 
D. 3
E. none of the above