Find the surface area of the rectangular solid or cube.
A. 800 ft2
B. 600 ft2
C. 1000 ft2
D. 300 ft2
Answer: B
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Find the curvature of the curve r9t) = 3sin4ti+3cos4tj+3tk.
What will be an ideal response?
Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated line.About the line y = 7
A. 
?
B. 
?
C. 
?
D. 
?
The primal problem and the final tableau in the solution of the primal problem are given. Use the final tableau to solve the dual problem.Primal problem :Maximize7x1?+ 8x2subject tox1?+ 2x2? 105x1+ 4x2? 30and x1 ? 0, x2 ? 0Final tableau in solution to primal problem: x1x2?x3?x4?M 
A. Minimum = 50 when y1 = 2 and y2 = 1
B. Maximum = 50 when y1 = 2 and y2 = 1
C. Minimum = 50 when y1 = 
and y2 = 
D. Minimum = 0 when y1 = 0 and y2 = 0
Solve the polynomial inequality. Express the solution using interval notation.x3 ? -16x2 - 64x
A. [-8, 0] B. (-?, 0] C. (-?, 0] ? [8, ?) D. (-?, -8] ? [0, ?)