Solve.The rectangle has width 5x2 feet and length 8x4 feet. Find its area as an expression in x. 
8x4 feet
A. 40x6 sq ft
B. 13x6 sq ft
C. 13x8 sq ft
D. 40x8 sq ft
Answer: A
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Parametrize the surface S.S is the portion of the cone 
+ 
= 
that lies between z = 2 and z = 5.
What will be an ideal response?
Solve the problem.The ellipse 
+ 
= 1 is shifted horizontally and vertically to obtain the ellipse
+ 
= 1.Find the center and vertices of the new ellipse.
A. Center: (-3, 4); Vertices: (-28, 4), (22, 4) B. Center: (4, -3); Vertices: (-28, 4), (22, 4) C. Center: (-3, 4); Vertices: (4, -28), (4, 22) D. Center: (4, -3); Vertices: (4, -28), (4, 22)
Solve the matrix equation for X.Let A = 
and B = 
;
4B - 4A = X
A.
X = 
B.
X = 
C.
X = 
D.
X = 
Find the indicated set.Let U = Universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {2, 4, 5, 6}, B = {1, 3, 5, 8} and C = {2, 5, 9}.Find 
.
A. {1, 2, 3, 4, 5, 6, 8, 9} B. {0, 7} C. {0, 7, 9} D. {0, 1, 2, 3, 4, 6, 7, 8, 9}