Graph the function f by starting with the graph of y = x2 and using transformations (shifting, compressing, stretching, and/or reflection).f(x) = 4x2 
A. 
B. 
C. 
D. 
Answer: B
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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. 
+ 
= 
Solve the system by graphing.x = y - 25x = 4y
A. {(-8, 6)} B. {(0, 0)} C. {(10, 8)} D. {(8, 10)}
Verify the identity.(1 + tan2u)(1 - sin2u) = 1
What will be an ideal response?
Multiply and simplify. Express answers in exponential form with positive exponents only. Assume that all variables represent nonzero quantities.3-4 ? 36
A. 38 B. 1 C. 36 D. 32