Points A and B have symmetry with respect to the x-axis. If A = (4.5,-6.3), findthe coordinates of point B.
A. (4.5,6.3)
B. (-4.5,6.3)
C. (-4.5,6.3)
D. None of These
Answer: A
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Find the extreme values of the function subject to the given constraint.
A. Maximum: 6 at 
minimum: -3 at 
B. Maximum: 6 at 
minimum: 3 at 
C. Maximum: 11 at (6, 3, 2), (6, 2, 3), (3, 2, 6), (3, 6, 2), (2, 3, 6), (2, 6, 3); minimum: 1 at 
D. Maximum: 9 at 
minimum: 3 at 
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is invested at an interest rate of 
per year, compounded continuously. What is the balance after 9 years?
A. $6661.99 B. $4220.00 C. $5980.00 D. $6561.99
Solve the problem.In a school survey, students showed these preferences for instructional materials. 
About how many students would you expect to prefer written materials in a school of 1000 students?
A. About 90 students B. About 180 students C. About 9 students D. About 360 students
Find the domain and range of the function.y = 
A. D = (-?, ?), R = [0, ?) B. D = [1, ?), R = (-?, ?) C. D = [1, ?), R = [0, ?) D. D = (-?, ?), R = (-?, ?)