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 dark grey and the light grey to white. Use matrix addition to accomplish this.
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 
D. 
+ 
= 
Answer: A
Mathematics
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Find the indicated composition.f(x) = 
; g(x) = 
Find (f ? g)(x).
A. (f ? g)(x) = 
B. (f ? g)(x) = 
C. (f ? g)(x) = 
D. (f ? g)(x) = 
Mathematics
Draw the angle in standard position.405°
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Is 
dx = 
+ C?
A. Yes B. No
Mathematics
Find all the real zeros of 
.
A. x = 
, 4
B. x = 
, 
C. x = 
, -2
D. x = 
, 
E. x = 
, -4
Mathematics