Find the second derivative of 
A. 
x 1/2 - 
x -3/4 + 5
B. 
x -1/2 - 
x -7/4
C. 
x -1/2 + 
x -7/4
D. 
x 1/2 - 
x -3/4 + 5
E. x 1/2 + 
x -7/4
Answer: C
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A. - 
B. 2
C. 
D. 7
Sketch the surface z = f(x,y).f(x, y) = 2 -x2 - y2
A. 
B. 
C. 
D. 
Write a matrix to display the information.A bakery sells three types of cakes. Cake I requires 2 cups of flour, 2 cups of sugar, and 2 eggs. Cake II requires 4 cups of flour, 1 cup of sugar, and 1 egg. Cake III requires 2 cups of flour, 2 cups of sugar, and 3 eggs. Make a 
matrix showing the required ingredients for each cake. Assign the cakes to the rows and the ingredients to the columns.
A. 
B. 
C. 
D. 
Provide an appropriate response.A proper fraction has the form 
. What is the largest possible number that x can be?
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