The ? shape in the figure below is shown using 9 pixels in a 3 × 3 grid. The color levels are given to the right of the figure. Use the matrix 
that represents a digital photograph of the ? shape to solve the problem.
Adjust the contrast by leaving the black alone and changing the light grey to dark grey. Use matrix addition to accomplish this.
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 
D. 
+ 
= 
Answer: D
Mathematics
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Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.The second marble is white given the first marble is blue.
A. 
B. 
C. 
D. 
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Multiply. Write the answer in simplest form.1
? 
A. 2
B. 
C. 1
D. 
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Perform the indicated operation and simplify. : (3 - 2y)³
 figure 1.png)
Mathematics
Find the product AB.A = [-1 2 4], B = 
A. [-21]
B. 
C. [30]
D. [-9 0 -12]
Mathematics