Solve the problem.A company is constructing an open-top, square-based, rectangular metal tank that will have a volume of 
What dimensions yield the minimum surface area? Round to the nearest tenth, if necessary.
A. 4 ft by 4 ft by 2 ft
B. 8.1 ft by 8.1 ft by 0.5 ft
C. 3.2 ft by 3.2 ft by 3.2 ft
D. 4.6 ft by 4.6 ft by 1.5 ft
Answer: A
Mathematics
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Add mentally.7 + 0 + 3 + 2 + 5 + 0 + 6
A. 22 B. 24 C. 23 D. 25
Mathematics
Find the values of the variables for which the statement is true, if possible.
= 
A. x = 6; y = 1; k = -6 B. x = 6; y = -6; k = 9 C. x = 9; y = 5; k = -6 D. x = -6; y = -1; k = 6
Mathematics
Graph the function.y = sec (3x)
A. 
B. 
C. 
D. 
Mathematics
The graph of two equations along with the points of intersection are given. Substitute the points of intersection into the systems of equations. Are the points of intersection solutions to the system of equations (Y/N)?
x2 + y2 = 252y + x = 5
A. Yes B. No
Mathematics