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 B such that A + B will represent the entire picture becoming one gray level darker.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Rewrite the inequality using interval notation. Then graph the inequality.x ? 0.5 or x > 6
A. (-?, 6)
B. [0.5, ?)
C. (-?, 0.5] ? (6, ?)
D. {6}
Mathematics
Write the English phrase as an algebraic expression. Let x represent the number. Simplify the expression, if possible.A number subtracted from 26
A. 
B. x + 26
C. 26 - x
D. x - 26
Mathematics
Simplify the expression.8 - (7 - 4)3
A. -19 B. 35 C. 17 D. -1
Mathematics
Find the slope-intercept form of the equation of the line with the given properties.Horizontal; containing the point (-5.3, -4.0)
A. y = 9.3 B. y = -4.0 C. y = 0 D. y = -5.3
Mathematics