Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets. 4x - 3y = 9-16x + 12y = -27
A. {(4, 3)}
B. 
C. {
4x - 3y = 9 }
D. ?
Answer: D
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Sketch the graph of the parametric equations. Then set up the appropriate integral to find the length of the curve and use a computer to evaluate it.x = 2t cos t, y = 2t sin t, 0 ? t ? 3?
A. L = 20?
B. L = 61.51
C. L = 92.26
D. L = 61.51
Solve the problem.Suppose that an open box is to be made from a square sheet of cardboard by cutting out 
squares from each corner as shown and then folding along the dotted lines. If the box is to have a volume of 75 cubic inches, find the original dimensions of the sheet of cardboard. 
A. 5 in. by 5 in.
B. 11 in. by 11 in.
C. 
in. by 
in.
D. 5
in. by 5
in.
Find the requested area.Find the area, if it exists, of the region under the graph of 
over 
A. 0.858 B. -197.002 C. -0.858 D. Divergent
Solve X where 5X = 20.
a. 15 b. 10 c. 4 d. 5