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 changing the black to white and the light grey to dark grey. Use matrix addition to accomplish this.
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 
D. 
+ 
= 
Answer: B
Mathematics
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Solve the equation. Express irrational solutions in exact form and as a decimal rounded to three places.4x + 5 = 23x + 1
A. 
B. {9}
C. 
D. 
Mathematics
Translate to an equation and solve. What percent of 734 is 977?Round your answer to the nearest tenth of a percent.
A. 75.1% B. 1.3% C. 0.1% D. 133.1%
Mathematics
Solve the problem.The radius of the circular top or bottom of a tin can with a surface area S and a height h is given by 
What radius should be used to make a can with a height of 27 inches and a surface area of 2025 square inches?
A. 12 inches B. 11 inches C. 9 inches D. 36 inches
Mathematics
Evaluate the exponential expression.-0.82
A. -0.64 B. 1.92 C. 0.64 D. -1.6
Mathematics