Solve the problem.Consider the following simplified digital photograph that has a 3 × 3 grid with four gray levels numbered from 0 to 3. It shows a letter Y in black on a light gray background.
Let A be the 3 × 3 matrix that represents this figure digitally. Find the matrix which represents the negative image of the picture represented by A.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find an equation of a parabola satisfying the given conditions.Find the equation of the parabola with vertex at the origin and axis along the x-axis if the parabola passes through the point 
A. x2 = 
y
B. y2 = 
x
C. x2 = 
y
D. y2 = 
x
Mathematics
Set up an integral for the length of the curve.y = 
, - 
? x ? 
A. 
B. 
C. 
D. 
Mathematics
Plot the point whose polar coordinates are given.(-4, 0)
A. 
B. 
C. 
D. 
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Solve the absolute value inequality. Write the solution set using interval notation.2
< 6
A. 
? 
B. 
? 
C. 
D. 
Mathematics