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 dark gray on a white 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: B
Mathematics
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?Evaluate the improper integral if it converges, or state that it diverges.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?diverges
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Rewrite the division as a multiplication.- 
A. -9 ? 
or 9 ? 
B. -2 ? -9 or 2 ? 9
C. -2 ? 
or 2 ? 
D. -2 ? 9 or 2 ? -9
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Write in standard (decimal) form.8.12 × 104
A. 812,000 B. 324.8 C. 81,200 D. 8120
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Solve.- 
? 
< 
A. 
B. 
C. 
D. 
Mathematics